p0172 p0175 fuel injection system function

Ngày tải lên: 26/05/2014, 15:16

... delivery system, fuel heated by the engine returns to the fuel tank and has warmer fuel creating more fuel vapors Fuel Pump The fuel pump is mounted in the tank and immersed in fuel The fuel cools ... FUEL SYSTEMS #1 - OVERVIEW Return Fuel Delivery System When the fuel pump is activated by the ECM, pressurized fuel flows out of the tan, through the fuel filter to the fuel rail and ... Reserved FUEL SYSTEMS #1 - OVERVIEW The returnless fuel delivery system was adopted because it lowers evaporative emissions since no heated fuel is returned to the fuel tank On the return fuel delivery...

Ngày tải lên: 28/05/2014, 14:24

... correct functioning of the injection system as a whole COMMON RAIL FUEL INJECTION SYSTEM DESIGN PRE SUPPLY PUMP Transports fuel from the fuel tank to the high pressure pump An electric fuel pump ... time • In contrast to other injection system Common rail fuel injection system is an accumulator injection system How does a CR system function? Su b fu n c tio n s o f a CR F I s y s tem C O ... Rail-pressure sensor Injectors ECU with sensors COMMON RAIL FUEL INJECTION SYSTEM COMMON RAIL FUEL INJECTION SYSTEM SUMMAR 1.The basic functional groups of the common rail are : low – pressure...

Ngày tải lên: 20/06/2014, 17:41

... Disconnect the fuel return hose from the regulator Be prepared for fuel spillage and Electronic fuel injection system 4D•3 Disconnect the fuel supply hose from the fuel rail, and disconnect the fuel return ... described by dividing them into two separate sub-systems the air inlet system, and the fuel system Air inlet system The volume of air drawn into the system depends on air pressure and density, throttle ... supplies information to the EEC IV module Fuel system The fuel pump and fuel level sender unit are contained in an integral unit in the fuel tank The fuel pump is electric, and its electrical...

Ngày tải lên: 25/01/2014, 02:20

... both port injection and in-cylinder injection hydrogen fuel supply systems Their results indicated that the thermal efficiency of the intake port injection was higher than in-cylinder injection ... performance of dual injection hydrogen fueled engine by using in-cylinder injection and external fuel injection techniques An increase in thermal efficiency by about 22 % was noted for dual injection at ... manifold injection for different injection timings Table gives different injection timings used for hydrogen operation The optimized conditions in port injection was start of injection at 5º BGTDC, injection...

Ngày tải lên: 05/09/2013, 15:28

... media burner in the kW SOFC system developed by INER [4] In contrast to most previous studies in which methane was used as the fuel, the present simulations consider the fuel (and the anode-off gas) ... intensity given by the Planck function, Φ is the phase function, and Ω is the solid angle In the present simulations, the scattering coefficient, scattering phase function, and refractive index ... Foulker F R., Fuel Cell Handbook, Van Norstand Reinhold, New York, 1989 [2] Stanley W A., Direct Energy Conversion, Allyn and Bacon, Inc., Boston, 1982 [3] Larminie J., Dicks A., Fuel Cell Systems...

Ngày tải lên: 05/09/2013, 15:28

... oxide fuel cell power system, Energy & Fuels 2007, 21, 314-321 [5] Chung T D., Hong W T., Chyou Y P., Tu D D., Lin K F., Lee C H., Efficiency analyses of solid oxide fuel cell power plant systems, ... afterburner, a fuel heat exchanger and an air heat exchanger As with any SOFC system, the performance of the INER SOFC system is dependent not only on the design and operating conditions of the fuel cell ... results for kW SOFC BOP system (S/C=1.7, O/C=0.3, fuel utilization = 64.2%, electrical conversion efficiency = 44%) Design of SOFC BOP components The BOP components of a SOFC system account for between...

Ngày tải lên: 05/09/2013, 16:10

... R TEC_FUNC Read Predefined Parameter System Function Calls Number Name Family Description SFC SET_CLK CLK_FUNC Set System Clock SFC READ_CLK CLK_FUNC Read System Clock SFC SET_RTM SFC CTRL_RTM ... topology in a DP master system SFC 104 CIR PGM_CNTL Controlling CiR SFC 105 READ_SI PMC_FUNC Reading Dynamic System Resources SFC 106 DEL_SI PMC_FUNC Deleting Dynamic System Resources SFC 107 ... Display SFB 37 AR_SEN COM_FUNC Send Archive Data D SFB 38 HSC_A_ B COUNTERS Counter A/B (integrated function) (only exist on the CPU 314 IFM) SFB 39 POS ICONT SFB 41 CONT_C ICONT Continuous Control...

Ngày tải lên: 18/12/2013, 08:29

Ngày tải lên: 26/05/2014, 15:24

... direct injection engines is theirs cost Direct injection systems are more expensive because their components must be well-made In these engines, the high cost high-pressure fuel injection system ... developed a piezo injection system for gasoline engines to automakers The aim is to improve the performance of the direct injection systems The Piezo injection with spray guided combustion system is ... gap just a few microns wide The peak fuel pressure in this system is up to 200 bar - around 50 times the fuel pressure in a conventional petrol injection system (Website 4, 2010) The firms such...

Ngày tải lên: 20/06/2014, 11:20

... fluorescence of a biphasic system, and therefore measure simultaneously each ones concentration (Juliá, 2003) Although this 36 Fuel Injection technique has much application in injection- combustion ... ρB Piny C d n a (39) G H LL max µ dE ρF Piny Cd n a (40) 5.4 Determination of the fuel injection onset The fuel injection onset can be determined assuming that LL increases proportionally to the ... Fluctuation of Fuel Vapor Concentration in a Spark Ignition Engine" SAE Technical Paper 912346 48 Fuel Injection Zhao F Q., Taketomi M., Nishida K y Hiroyasu (1993) “Quantitative Imaging of the Fuel Concentration...

Ngày tải lên: 20/06/2014, 11:20

... speed of injection pump camshaft Static opening pressure of injector Background pressure Maximum fuel injection pressure Average fuel injection pressure Kinematic viscosity of fuel Diesel Fuel Rape ... Liquid fuel in cylinder of injector nozzle holes Fig Liquid fuel in cylinder of injector nozzle holes 90 Fuel Injection Fig Fig 11 Liquid fuel in cylinder of injector nozzle holes Liquid fuel in ... determining fuel distribution in a spray of drops (top view) s 78 Fuel Injection The height of fuel in the measuring vessels was adopted (denoted by Hp) as a comparative measure to ascertain the fuel...

Ngày tải lên: 20/06/2014, 11:20

... 94 Fuel Injection Fuel- air mixing increases as the fuel nozzle holes orifice diameter fuel nozzle holes decreases Also soot incandescence is observed to decrease as the amount of fuel- air ... common-rail injection system are modelled because of the high pressure level at which these systems always work In order to model conventional injection systems, as pump-pipe-nozzle systems, it ... 2002) is deeply connected with the injection system performance and injection strategy However, the development of a high performance common rail injection system requires a considerable investment...

Ngày tải lên: 20/06/2014, 11:20

... two-stage split and early fuel injection, J of Engineering for Gas Turbines and Power 124: 660–667 120 Fuel Injection The investigation of the mixture formation upon fuel injection into high-temperature ... behavior from multiple injections common rail systems, SAE paper 2002-01-2777 118 Fuel Injection Canakci, M & Reitz, R D (2004) Effect of optimization criteria on direct -injection homogeneous ... generation of common rail injection systems: The effect of multiple injections on emissions, SAE paper 2001-01-1068 Boehner, W & Kumel, K (1997) Common rail injection system for commercial diesel...

Ngày tải lên: 20/06/2014, 11:20

... upon fuel injection into isothermal swirling flows (spraying by pneumatic atomizer); T0 = T1 = 900 K; - a) -1 = 0 = 30, b) 1 = 0 = 60 The investigation of the mixture formation upon fuel injection ... 134 Fuel Injection determined by the interaction of air flows with droplets, and therefore the influence of the fuel flow rate on the formation of temperature ... without an interphase exchange; b) - taking into account an interphase exchange 138 Fuel Injection During injection of a cold spraying air the heat transfer is determined both the interaction...

Ngày tải lên: 20/06/2014, 11:20

... Optimization”, Sae Paper 2001-01-1509 Hydrogen fuelled scramjet combustor - the impact of fuel injection 167 X Hydrogen fuelled scramjet combustor - the impact of fuel injection 1College Wei Huang12, Zhen-guo ... injection system is firstly experimentally analyzed, in order to define the spray structure and injection rate realized under different operating conditions As an example, in figure 17, the injection ... validate the correctness of the injection phenomenon in the scramjet combustor 170 Fuel Injection The experimental test investigates the phenomenon of the traverse injection of helium into parallel...

Ngày tải lên: 20/06/2014, 11:20

... hydrocarbon fuels, which is sprayed from the fuel injector in Fig 3(a) The fuel injector, which is a typical fuel nozzle used in home-boilers, is equipped with the stainless steel tube and provides fuel ... point away cm from the fuel injector in Fig Therefore, the burner flame temperature near a region of fuel injection may be as high as that of CH4/air flame in 192 Fuel Injection adiabatic condition ... mainly in the vicinity of the injection due to the fuel combustion There is a low Mach number region generated on the upper wall of the combustor due to the fuel injection, see Fig 11 (b) Meanwhile,...

Ngày tải lên: 20/06/2014, 11:20

... 214 Fuel Injection (b) Inside the furnace itself: Screening and loading of raw materials, hopper and system of distributing charge, pressures and temperatures ... 2.3 Blast furnace functions The functions to be performed by a BF are quite complex, if the process is to result in the required production volume in an economical fashion These functions include ... by a mass spectrometer To clean the pipes before the injection of helium, a three ways electrovalve is attached to the system to let the injection of N2 This will ensure not only the cleaning...

Ngày tải lên: 20/06/2014, 11:20

... after EG injection is also given in Table The rate of hydrate dissociation by EG injection is a function of EG concentration, injection rate of EG solution, pressure, temperature of the system ... et al., 1990) In this work, the pressure, temperature and the EG injection rate maintain 246 Fuel Injection constant after the EG injection The instantaneous gas production rates during the whole ... EG stimulation, while the EG injection rate kept nearly constant for the whole production process 252 Fuel Injection Under the experiment conditions, with the EG injection rate increasing, the...

Ngày tải lên: 20/06/2014, 11:20

... controlled Port Fuel Injection (PFI) systems instead of fuel system with carburetor have been used since 1980’s In fuel injection systems, induced air can be metered precisely and the fuel is injected ... which regulates fuel injection functions and ignition timing, idle operating, EGR system, fuel- vapor retention system, electric fuel pump and operating of the other systems Adding this function to ... fuel economy, at the present day (Stone, 1999) The electronic controlled gasoline direct injection systems were started to be used instead of port fuel injection system since 1990’s 2 Fuel Injection...

Ngày tải lên: 21/06/2014, 01:20