Brayton cycle

The Brayton cycle is the basis of the conventional gas turbine. The cycle involves adiabatic (i.e., insulated) compression of a gas by a compressor turbine, constant pressure addition of heat, and adiabatic expansion in an expansion turbine (usually attached to the same shaft as the compressor), followed by constant pressure cooling In general, the Brayton cycle describes the workings of a constant-pressure heat engine. It is the one of most common thermodynamic cycles that can be found in gas turbine power plants or in airplanes. In contrast to Carnot cycle, the Brayton cycle does not execute isothermal processes, because these must be performed very slowly

T-s and P-v Diagrams for the Ideal Brayton Cycle

The Brayton cycle (or Joule cycle) represents the operation of a gas turbine engine. The cycle consists of four processes, as shown in Figure 3.13alongside a sketch of an engine: a - b Adiabatic, quasi-static (or reversible) compression in the inlet and compressor; b - c Constant pressure fuel combustion (idealized as constan The Brayton Cycle is a thermodynamic cycle that describes how gas turbines operate. The idea behind the Brayton Cycle is to extract energy from flowing air and fuel to generate usuable work which can be used to power many vehicles by giving them thrust The Brayton cycle is a kind of ideal thermodynamic cycle that described the process by which the gas turbine engines or heat engines are undergoing. Brayton cycle consists of three main components namely (1) compressor (2) combustor, (3) turbine, and (4) heat exchanger (in case of the closed system

Brayton Cycle - an overview ScienceDirect Topic

What is Brayton Cycle? A Brayton cycle is a thermodynamic cycle that explains the operation of a heat engine having constant pressure. A Brayton cycle describes how a heat engine extracts energy from the flowing fuel and air to produce useful work, which is further uses to drive a vehicle by providing it thrust The Brayton cycle analysis is used to predict the thermodynamic performance of gas turbine engines. The EngineSim computer program, which is available at this web site, uses the Brayton cycle to determine the thrust and fuel flow of an engine design for specified values of component performance

Brayton Cycle Reading Problems 9-8 → 9-10 9-78, 9-84, 9-108 Open Cycle Gas Turbine Engines • after compression, air enters a combustion chamber into which fuel is injected • the resulting products of combustion expand and drive the turbine • combustion products are discharged to the atmosphere • compressor power requirements vary from 40-80% of the power output of the turbine (re The gas turbine cycle is referred to as the Brayton Cycle or sometimes the Joule Cycle. The actual gas turbine cycle is an open cycle, with the intake and exhaust open to the environment. can use different fuels simple in construction, easy to maintain can handle large volumes of gases small weight-to-power rati

The Brayton cycle is a thermodynamic cycle that utilizes warm air as the working fluid. The cycle sees common use in jet engines, because of the flow of air and thrust the cycle can provide. This cycle allows transforms fuel and flowing air into usable work The Brayton cycle is the second basic cryogenic cycle. It looks like the Joule-T cycle, but it uses a turbine instead of the Joule-T valve for gas expansion, as shown in Fig. 14.38. Sign in to download full-size image Figure 14.38. The Brayton process depiction

In general, the Brayton cycle describes the workings of a constant-pressure heat engine. The Brayton cycle is the one of most common thermodynamic cycles that can be found in gas turbine power plants or in airplanes. The thermal efficiency in terms of the compressor pressure ratio (PR = p 2 /p 1 ), which is the parameter commonly used The Brayton cycle is a thermodynamic cycle used in some heat engines. Notably, it is used for gas turbine engines and some jet engines. The cycle consists of compressing ambient air, mixing the air with fuel, then igniting the mixture, which expands, doing work Brayton Cycle Brayton cycle is the ideal cycle for gas-turbine engines in which the working fluid undergoes a closed loop. That is the combustion and exhaust processes are modeled by constant-pressure heat addition and rejection, respectively. Compressor Turbine Shaft Air Combustion chamber Combustion products Wnet Fue Brayton Cycle. 10. Rankine Cycle. Thermodynamic cycles can be divided into two general categories: power cycles, which produce a net power output, and refrigeration and heat pump cycles, which consume a net power input. The thermodynamic power cycles can be categorized as gas cycles and vapor cycles. In gas cycles, the working fluid remains in. The Brayton cycle is one of the many thermodynamic cycles used to generate cooling at cryogenic temperatures. Strictly speaking, when referring to cooling we should call this the reverse Brayton cycle as the original Brayton cycle describes the process of power generation or propulsion via a gas turbine

What is Brayton Cycle - Gas Turbine Engine - Definitio

  1. Brayton cycle with intercooling, reheating and regeneration with a high number of stages (equivalent to an Ericsson cycle). However, in practice the number of stages for the compression and the expansion is limited to 2 or 3. This is because, a high number of stages increases the pressure losses
  2. 2) Brayton Cycle sCO 2 Brayton Cycle remains in a single-phase throughout the process and does not require added energy to convert from liquid to gas phases or condense gas to liquid like traditional the Rankine Steam Cycle, leading to greater energy conversion efficiency At operating temperatures, sCO
  3. Brayton cycle (or Joule Cycle) is a thermodynamic cycle upon which a Gas turbine works. Gas turbines are used to generate power at many places. Brayton cycle is named after George Brayton, an American engineer who developed it. Below are P-V and T-S Diagrams of the Brayton (or Joule) Cycle. Brayton Cycle is comprised of four processes Process 1-
  4. Brayton cycle - Gas turbin cycle
  5. Brayton Cycle Video Lecture of Gas Power Cycles Chapter from Thermodynamics Subject for Mechanical Engineering Students.Access the App Download Link: http:/..

3 . 7 Brayton Cycle - MI

The Brayton cycle depicts the air-standard model of a gas turbine power cycle. A simple gas turbine engine is comprised of three main components: a compressor, a combustor, and a turbine. According to the principle of the Brayton cycle, air is compressed in the turbine compressor. The air is then mixed with fuel, and burned under constant. Brayton cycle. The Brayton Cycle is the Theoretical Cycle for the Gas Turbine. This cycle is a modification to the Diesel Cycle. In Diesel Cycle there are two Isentropic processes and the third one is a Constant volume and the fourth one is a constant Pressure process. Actually, there are two types of Brayton Cycles

Brayton Cycle - Chemistry LibreText

  1. Brayton cycle consists of following working parts-Compressor- Compresses the air isentropically. Mixing chamber-Heat is added to the compressed air that increases the temperature isobarically.Turbine- Air is expanded in turbine, as turbine shaft rotates the air pressure reduces and temperature reduces.This process is isentropic expansion. Image: Parts used in Brayton cycle (Image shows an Open.
  2. Brayton and Otto cycles generate mechanical energy out of thermal energy. This article discusses in detail on the topic Otto cycle vs Brayton cycle. Brayton cycle is used in jet engines whereas Otto cycle is used in SI engine vehicles. Lets find out what other differences and similarities exist between these cycles
  3. Brayton Cycle Brayton cycle is the ideal cycle for gas-turbine engines in which the working fluid undergoes a closed loop. That is the combustion and exhaust processes are modeled by constant-pressure heat addition and rejection, respectively. M. Bahrami ENSC 461 (S 11) Brayton Cycle 1 2

turbine cycle modifi cations intended to improve the basic Brayton cycle performance and reduce pollutant emissions are currently under development or being investigated by gas turbine manufacturers and Research and Development (R&D) organizations. Preliminary conceptual analyses of advanced cycles indicate that it may be possible t On this page we discuss the Brayton Thermodynamic Cycle which is used in all gas turbine engines. The figure shows a T-s diagram of the Brayton cycle. Using the turbine engine station numbering system , we begin with free stream conditions at station 0 . In cruising flight, the inlet slows the air stream as it is brought to the compressor face.

Brayton cycle: [noun] a thermodynamic cycle composed of two adiabatic and two isobaric changes in alternate order — called also#R##N# Joule's cycle Assumptions for Brayton cycle analysis: (1) There are four internally reversible processes, (2) The working fluid is air, (3) Heat is added to the air somehow (simulating the process in the burner), and (4) the cycle is complete by having a heat exchanger between the turbine exhaust and the compressor intake. ¯ The Brayton Cycle: The air. Other articles where Brayton cycle is discussed: gas-turbine engine: Idealized simple open-cycle gas-turbine engine: any losses on this simple Brayton cycle is considered first. If, for example, air enters the compressor at 15° C and atmospheric pressure and is compressed to one megapascal, it then absorbs heat from the fuel at a constant pressure until the temperature reaches 1,100° C.

Brayton Cycle of Gas Turbine. The Brayton cycle is a thermodynamic cycle that describes the workings of the gas turbine engine, basis of the jet engine and others. It is named after George Brayton (1830-1892), the American engineer who developed it, although it was originally proposed and patented by Englishman John Barber in 1791 The Brayton cycle was the basis for the first continuous ignition two-stroke combustion engine. This continuous combustion process was later used in the development of the gas turbine engine used in modern jet aircraft. The Brayton cycle demonstrated that introducing fuel at a controlled rate during the combustion cycle would ultimately produce more energy per unit of fuel consumed Answer (1 of 3): In 1872, an American engineer, George Bailey Brayton advanced the study of heat engines by patenting a constant pressure internal combustion engine, initially using vaporized gas but later using liquid fuels such as kerosene. This heat engine is known as Brayton's Ready Motor.. Brayton cycle consists' of following four processes. A. Two isothermal and two isentropic. B. Two isentropic and two constant volumes. C. Two isentropic, one constant volume and one constant pressure. D. Two isentropic and two constant pressures

The derivative is the slope of the constant pressure legs of the Brayton cycle on a -plane. For a given ideal gas (specific ) the slope is positive and increases as . We can also plot the Brayton cycle in an -plane. This has advantages because changes in enthalpy directly show the work of the compressor and turbine and the heat added and rejected Brayton cycle illustrates the cold-air-standard assumption (constant specific heats at room temperature) model of a gas turbine power cycle. A portable propulsion laboratory1 containing a Model SR-30 turbojet is used in this exercise. The student shall apply the basic equations for Brayton cycle analysis by using empirical measurements at. The Brayton Cycle with Regeneration, Intercooling, & Reheating. Download. The Brayton Cycle with Regeneration, Intercooling, & Reheating. Pasa Yaman. Related Papers. Deviation of Actual Gas-Turbine Cycles from Idealized Ones. By ruban aero. VAPOR AND COMBINED POWER CYCLES | 551. By sohyb frehat

The ORMAT Brayton cycle solar hybrid gas turbine is a step in this direction. ORMAT took part in several solar projects in which it contributed to the solarization of the complete power block. This paper describes the main tasks involved in solarization, and includes experimental test results where helicopter turboshaft gas turbines were. The pressure ratio of the Brayton cycle, r p is defined as, Then The processes 1-2 and 3-4 are isentropic. Hence, We get, or Work delivered by the cycle is given by W= h Q 1 . Increasing Q 1 can increase work done by the cycle . Since the Turbine blade material cannot withstand very high temperature, T 3 and hence Q 1 is limite

Brayton Cycle - Definition, Meaning, Efficiency, Ts, Pv

Brayton cycle. English: The Brayton cycle is a constant-pressure cycle named after George Brayton (1830-1892), the American engineer who developed it. Deutsch: Der Joule-Prozess (auch Brayton-Prozess) ist ein rechtslaufender, thermodynamischer Kreisprozess, der nach dem britischen Physiker James Prescott Joule benannt ist Brayton refrigeration cycles for small-scale LNG. M. Roberts, F. Chen and Ö. Saygı-Arslan, Air Products and Chemicals Inc., Allentown, Pennsylvania. LNG is an industrial process of great importance, with a worldwide baseload production capacity of approximately 300 metric MMtpy, primarily from large-scale baseload LNG plants with capacities of 3 metric MMtpy to 8 metric MMtpy per processing. Regeneration Brayton cycle - irreversible An actual gas turbine differs from the ideal due to inefficiencies in the turbines and compressors and pressure losses in the flow passages (heat exchangers in closed cycle). The T - s diagram may be as shown: static data for plot T-s diagram temperature 1200 1000 800 600 400 1 1.2 1.4 1.6 entrop This video derives the thermal efficiency of the Brayton cycle Brayton's SolarCat solar receiver was a US-DOE Co-funded gas turbine employing an intercooled-recuperated-reheat cycle mounted on a large parabolic dish. The system is integrated with compressed air energy storage enabling peak power of 200 kWe

Brayton Cycle How does Brayton Cycle work? Mechanical

Turbine Engine Thermodynamic Cycle - Brayton Cycl

Possible configurations of a Brayton cycle device and a Rankine cycle device are shown in Fig. 1. A significant difference between both is that the Brayton device features an open loop air cycle, whereas the Rankine device incorporates a closed loop allowing for different condensable working fluids; water is assumed in this work Brayton cycle efficiency (or Joule cycle) represents the operation of a gas turbine engine is calculated using brayton_cycle_efficiency = 1-1/ ( Pressure Ratio ^ ( ( Gamma -1)/ Gamma )). To calculate Brayton Cycle Efficiency, you need Pressure Ratio (Rp) & Gamma (gamma). With our tool, you need to enter the respective value for Pressure Ratio. This lesson describes the working principles of the Brayton cycle. This lesson describes the working principles of the Brayton cycle. Module 1: Power and Refrigeration Cycles Notes. Study Reminders. Support. Brayton Cycle. Download Email Save Set your study reminders We will email you at these times to remind you to study.. CO2 Brayton Cycle Steven A. Wright, Ross F. Radel, Milton E. Vernon, Gary E. Rochau, and Paul S. Pickard Prepared by Sandia National Laboratories Albuquerque, New Mexico 87185 and Livermore, California 94550 Sandia is a multiprogram laboratory operated by Sandia Corporation MCQs 7: For Brayton cycle, average specific volume of air that compressor handles is ____ the same of gas in a gas turbine. equal to more than less than none of the mentioned. Answer & Explanation. MCQs 8: A steam power plant works on ____ and a gas turbine works on ___

The Supercritical Carbon Dioxide (S-CO{sub 2}) Brayton Cycle is a promising alternative to Rankine steam cycle and recuperated gas Brayton cycle energy converters for use with Sodium-Cooled Fast Reactors (SFRs), Lead-Cooled Fast Reactors (LFRs), as well as other advanced reactor concepts The Brayton cycle is the ideal cycle for a gas-turbine engine and has the same efficiency as that of the Otto cycle (Granet, p. 373). No text gives the efficiency of the Diesel cycle as a function of temperature and compression ratios. This efficiency will be obtained in the next section. MISSOURI ACADEMY OF SCIENCE: SHAW Figure 1 Brayton Cycles To determine how to control and operate the Brayton recompression loop a strategy was adopted that builds upon an existing plant design and transient model. The plant design selected is the Integrated Systems Test (IST) shown in Figure 3. The IST [5] demonstrates a closed loop Brayton power cycle with S-CO 2 as the working fluid Brayton Energy's innovation lies in its reversing, counter-rotating turbine design, in which each turbomachinery stage is designed to act as both as a compressor and turbine, alternating between charging and discharging cycles

What is Brayton Cycle - Processes - Equations - Definitio

Brayton Cycle: The Ideal Cycle for Gas-Turbine Engines. In Relation to Power Plants. By Denise Lane. Preface: Power generation is an important issue today, especially on the West Coast. Demand is outweighing supply because of lack of incentives for the utilities industry to build additional power plants over the past 10-20 years. Electrical innovations (such as the personal computer) were not. Figure 2 - Brayton Cycle Temperature vs Entropy Diagram It should be pointed out that this material deals with the open Brayton Cycle. The way how the T - s diagram is presented, it describes a closed Brayton Cycle -- this would require a heat exchanger after point 4 where the working fluid would be cooled down to point 1 and the cycle repeats Cycle A is an ideal Brayton Cycle. In Cycle B, the compressor and turbine have isentropic efficiencies of 85% and 90%, respectively. Cycle C uses the same compressor and turbine as Cycle B, but also incorporates a regenerator with an effectiveness of 75%. Calculate the net power output, in hP, and thermal efficiency of each cycle. Read

Brayton Cycle - Principles and Calculations - Punchlist Zer

Brayton cycle

Recently, the reverse-Brayton cycles are also under consideration for application to the lately emerging market for off-shore plants on a larger scale, including the on-board liquefaction on LNG ships or FPSO (floating production, storage and offloading) systems. The reverse-Brayton cycle is an excellent gas refrigeration cycle that is composed o BRAYTON CYCLE. Editorial Board Entrée. View in A-Z Index. (see Jet engine This sheet talks about Gas power cycle . Gas power cycle is consists of three parts. 1- Otto cycle. 2- Diesel cycle .3-Brayton Cycle. On this sheet you will get Brayton cycle. You will get summary ,tutorials and questions and its solutions Brayton cycle can be compared with Otto cycle to conclude the following points: The heat addition and rejection processes in Otto cycle are of constant volume, whereas in Brayton cycle, they are of constant pressure. For a similar pressure proportion and work limit, Brayton cycle handles a bigger scope of volume and a littler scope of.

Brayton Cycle - Processes - Equation

  1. Simple Recuperated Brayton cycle 12.6 42.7 Partial Cooling Brayton cycle with Intercooling and Reheating 14.9 49.0 In accordance with the project objectives, it is the Partial Cooling with Intercooling and Reheating cycle that is selected due to its highest efficiency among the 10 envisaged Brayton cycles options
  2. Brayton Cycle (Power) Online Calculator. Engineering Software. P.O. Box 2134. Kensington, MD 20891. Phone: (301) 919-967
  3. Brayton (jet engine) Cycle Template. This spreadsheet provides a template for analysis of the Brayton Cycle using the Cold Air Standard (constant specific heats). The user must fill in the data in the top grid. From that data, the cells in the second grid are updated, and Pressure-volume and Temperature-entropy diagrams are generated
  4. e the temperature at the end of the compression (isentropic) for maximum work of the cycle. check_circle

Brayton Cycle - MCQs with Answers. Q1. The Brayton cycle which is used in aircraft, automotive is. a. a closed cycle. b. an open cycle. c. either closed or open cycle. d. cannot say. View Answer / Hide Answer. ANSWER: b. an open cycle Week 3: Ideal and Non-Ideal Brayton Cycle. Lec 6: Air Standard Ideal Brayton Cycle; Lec 7: Examples for Ideal Brayton Cycle; Lec 8: Non-Ideal Brayton Cycle; Lec 9:Examples for Non-Ideal Brayton Cycle; Gas Turbine Attachments. Lec 10: Brayton Cycle with Heat Exchanger / Re-heater; Lec 11: Brayton Cycle with Intercooler / All Attachment The ideal Brayton gas turbine cycle (sometimes called Joule cycle) is named after an American engineer, George Brayton, who proposed the cycle in the 1870s. The gas turbine cycle consists of four processes an isentropic compression process 1-2, a constant-pressure combustion process 2-3, an isentropic expansion process 3-4, and a constant. Brayton combines rigorous thermodynamic modeling with advancements in heat transfer, aerodynamics, and combustion sciences. The foundation of optimal gas turbine design starts with comprehensive cycle and system analysis. Brayton has developed internal codes to perform the integrated cycle analysis for the computational modules listed below ُُEES application - Brayton cycle. محاضرة يتم من خلالها استخدام برنامج EES لتحليل أداء دورة برايتون عند ظروف انضغاط مختلفة وتوضيح تأثير كفاءات الضاغط والتربينة بالإضافة إلى تأثير استخدام regeneration في الدورة.

Brayton Cycle - Gas Turbine Engine Characteristics

  1. a) Otto cycle. b) Rankine cycle. c) Brayton cycle. d) Diesel cycle. Answer: c. Clarification: The Brayton cycle is the air standard cycle for gas turbine power plant. 2. The Brayton cycle consists of. a) two reversible isotherms and two reversible isobars
  2. The thermal efficiency of the Brayton cycle increases as a result of regeneration since less fuel is used for the same 22 work output. T-s diagram of a Brayton cycle with regeneration. A gas-turbine engine with regenerator
  3. Brayton cycle main page. This a thermodynamic cycle used in some heat engines. Notably, it is used for gas turbine engines and some jet engines. The cycle consists of compressing ambient air, mixing the air with fuel, then igniting the mixture, which expands, doing work
  4. J. D. John, Modeling the Supercritical Carbon Dioxide Brayton Cycle with Recompression, 2014. Google Scholar; 14. J. Zhang, Z. Yang and Y. Le Moullec, Dynamic modelling and transient analysis of a molten salt heated recompression supercritical CO 2 Brayton cycle, in The 6th International Supercritical CO 2 Power Cycles Symposium, Pittsburgh.
  5. File:Brayton cycle.svg. Size of this PNG preview of this SVG file: 745 × 293 pixels. Other resolutions: 320 × 126 pixels | 640 × 252 pixels | 1,024 × 403 pixels | 1,280 × 503 pixels | 2,560 × 1,007 pixels

[23][24][25][26][27][28] A more advanced power cycle option is the nuclear air-Brayton combined cycle that has peaking capability. [3][4][5][29] [30] [31][32] MSRs were originally developed as. 2) Brayton cycle's capability to reject heat with dry air cooling is emerging as one of the most significant benefits of the cycle. The benefits of dry air cooling for any power plant are obvious, since not relying on water for heat rejection significantly extends the siting options for a power plant Recompression supercritical carbon dioxide (SCO 2 ) Brayton Cycle for the Chinese Initiative Accelerator Driven System (CiADS) is taken into account, and flexible thermodynamic modeling method is presented. The influences of the key parameters on thermodynamic properties of SCO 2 Brayton Cycle are discussed and the comparative analyses on genetic algorithm and pattern search algorithm are.

Brayton cycle - Energy Educatio

Brayton Energy will develop a 1 kW recuperated Brayton cycle engine to produce heat and electricity for residential use. To begin the cycle, compressed air is preheated in a recuperator before adding fuel, then the air-fuel mix is ignited in a combustion chamber The Brayton cycle is the ideal cycle for jet propulsion engines. The processes are: 1-2 Isentropic compression. 2-3 Isobaric heat addition. 3-4 Isentropic expansion. 4-1 Isobaric heat rejection. In practice the cycle is not actually a cycle but is often modeled as one. For jet propulsion in which the working fluid is air (and some amount of. Supercritical CO 2 (SCO 2) Brayton cycle is a promising alternative power generation technology as a substitute for steam Rankin cycle, mainly due to its high efficiency and compact turbo-machinery.Concentrated Solar Power (CSP) plant could be a first industrial application of SCO 2 cycle for the next generation tower technology. In order to better understand cycle dynamics during operation. brayton cycle. 2020 ANS Virtual Winter Meeting: Advanced nuclear reactors and power systems. November 20, 2020, 1:04PM Nuclear News Advanced Nuclear Reactors and Power Systems-I on November 18 during the 2020 ANS Virtual Winter Meeting was the first of a three-session set examining the status of various advanced reactors. The sessions.

Thermodynamics eBook: Brayton Cycl

Hence, efficiency of Brayton cycle could also be increased in this way by increasing the net work from the cycle. Work energy required for compressing the gas between two specific pressure levels could be reduced by carrying out the process of compression in stages and cooling the gas between two successive stages Comparing the efficiencies of the Carnot, Stirling, Otto, Brayton and Diesel cycles can be a frustrating experience for the student. The efficiency of Carnot and Stirling cycles depends only on the ratio of the temperature extremes whereas the efficiency of Otto and Brayton cycles depends only on the compression ratio. The efficiency of a Diesel cycle is generally expressed in terms of the. Figure 2a. Simple Cycle Configuration Figure 2b. Recompression Closed Brayton Cycle Configuration HT Turbine Generator GB Load HT Bank Recup LT Recup Cooler Comp Electric MotorPower Comp Electric Motor Cooling Water Natural Gas Blower for Compressor Motors CO 2 700º C HT Turbine Generator GB Load Bank HT Recup Cooler Blower Power for Pump Motor C

Il ciclo di Brayton-Joule è un ciclo termodinamico che costituisce il riferimento ideale per il funzionamento delle turbine a gas.Il ciclo è realizzato da una serie di organi meccanici rotanti operanti in serie a flusso libero, cioè con aspirazione e deflusso aperto verso l'ambiente esterno

Brayton Cycle - Cryogenic Society of Americ

  1. Brayton Cycle Efficiency, P-V & T-S Diagrams Heat
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  3. Brayton Cycle - Gas Power Cycles - Thermodynamics - YouTub
  4. Brayton Cycle Experiment Jet Engine Turbine Engine
  5. What is the Brayton cycle? - ExtruDesig
brayton cycle | joule cycle | brayton cycle pv diagramDOE awarding up to $80M for supercritical CO2 pilot plantCommercial Development Company, IncA close look at supercritical carbon dioxide CO2 - YouTube059 브레이튼 사이클의 효율 - YouTube
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