CN104316326B - A kind of diesel engine test room fuel auxiliary system - Google Patents
A kind of diesel engine test room fuel auxiliary system Download PDFInfo
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- CN104316326B CN104316326B CN201410415531.7A CN201410415531A CN104316326B CN 104316326 B CN104316326 B CN 104316326B CN 201410415531 A CN201410415531 A CN 201410415531A CN 104316326 B CN104316326 B CN 104316326B
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- 239000000446 fuel Substances 0.000 title claims abstract description 27
- 239000003921 oil Substances 0.000 claims abstract description 120
- 238000001816 cooling Methods 0.000 claims abstract description 17
- 239000010729 system oil Substances 0.000 claims abstract description 17
- 230000008676 import Effects 0.000 claims abstract description 13
- 230000001105 regulatory effect Effects 0.000 claims abstract description 13
- 238000003466 welding Methods 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 46
- 239000010705 motor oil Substances 0.000 claims description 20
- 238000005476 soldering Methods 0.000 claims description 13
- 238000010438 heat treatment Methods 0.000 claims description 12
- 239000000498 cooling water Substances 0.000 claims description 9
- 230000008450 motivation Effects 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 7
- 239000000295 fuel oil Substances 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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- Testing Of Engines (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
Abstract
The present invention discloses a kind of diesel engine test room fuel auxiliary system, including two pricker welded type heat exchangers, two variable frequency pumps, electronic mixing regulating valve, ball valve, gs-oil separator, pressure reducing valve, counterbalance valve, flowmeter and pipeline, system oil inlet A passes through pipeline welding system inlet valve (1), pressure reducing valve (2), system oil inlet gs-oil separator (3), fuel filter (4), oil-feed pump (5), temperature sensor (8) before flowmeter, pressure sensor (9) before flowmeter, pressure gauge (10) is to flowmeter (11) import a before flowmeter, flowmeter (11) exports b and exports b by piping connection oil return gs-oil separator (26), cooling pricker welded type heat exchanger (12) oil inlet.After the present invention, different type of machines is when different operating conditions and different tests require to be tested, can inlet oil temperature to diesel engine and input pressure/return pressure is accurately controlled and the accurate measurement of fuel consumption, so that guarantee test data is true, stable, accurate.
Description
Technical field
The invention belongs to diesel engine test technical fields, and in particular to a kind of diesel engine test room fuel auxiliary system.
Background technique
When engine test plant carries out diesel engine test task, fuel oil temperature and pressure be put to the test room oil providing condition and
Engine operating condition changes and changes, and is the true, stables, accurate of guarantee test measurement data, need to according to test demand with
Fuel oil inlet oil temperature and input pressure and return pressure are stablized in different ranges, are surveyed simultaneously by different test types
Measure fuel consumption.Therefore the present invention relates to a kind of diesel engine test room fuel auxiliary systems, by adjusting oil-feed pump/scavenge oil pump
Working frequency and oil inlet counterbalance valve/return oil pressure valve pressure, make engine oil inlet mouth pressure/engine oil return mouth pressure all
It can be carried out micro adjustment, realization different type of machines is when different operating conditions and different tests require to be tested, the oil inlet pressure of diesel engine
Power/return pressure can be controlled accurately；By adjusting the aperture of electronic mixing regulating valve, make the fuel oil of cold fuel oil and heat by
Certain ratio mixing, realization different type of machines is when different operating conditions and different tests require to be tested, the oil inlet temperature of diesel engine
Degree can be controlled accurately；By the bubble and stationary flow meter inlet pressure in removal system oil inlet and exclude engine time
Bubble in oil keeps the measurement of fuel consumption accurate and stablizes.
Summary of the invention
The invention aims to provide a kind of diesel engine test room fuel auxiliary system, different type of machines can satisfy not
When being required with operating condition and different tests, can inlet oil temperature to diesel engine and input pressure/return pressure accurately controlled
And the accurate measurement of fuel consumption, so that guarantee test data is true, stable, accurate.
Technical solution of the present invention: a kind of diesel engine test room fuel auxiliary system, it includes system inlet valve 1, decompression
Valve 2, system oil inlet gs-oil separator 3, fuel filter 4, oil-feed pump 5, input pressure safety valve 6, oil inlet counterbalance valve 7, flow
Pressure gauge 10, flowmeter 11, cooling pricker soldering heat exchange before pressure sensor 9, flowmeter before temperature sensor 8, flowmeter before counting
Device 12, heating soldering formula heat exchanger 13, electronic mixing regulating valve 14, inlet oil temperature sensor 15, input pressure sensor 16, into
Oil pressure table 17, engine oil return valve 19, returning-oil temperature sensor 20, return pressure sensor 21, returns at engine oil inlet valve 18
Oil pressure table 22, scavenge oil pump 23, return pressure safety valve 24, return oil pressure valve 25, oil return gs-oil separator 26, system exhaust valve
27, hot water valve 28, hot water temperature sensor 29, hot water pressure sensor 30, cold valves 31, cold water temperature sensor 32, cold water
Pressure sensor 33 and pipeline.Its structure are as follows: system oil inlet A passes through pipeline welding system inlet valve 1, pressure reducing valve 2, system oil inlet
Pressure sensor 9, flow before temperature sensor 8, flowmeter before gs-oil separator 3, fuel filter 4, oil-feed pump 5, flowmeter
Pressure gauge 10 is to 11 import a of flowmeter before counting, and flowmeter 11, which exports b and is separately connected oil return gs-oil separator 26 by pipeline, to be gone out
Mouth b, cooling 12 oil inlet a of pricker welded type heat exchanger, heating soldering formula heat exchanger 13 oil inlet d, engine oil return mouth C pass through pipeline
Sending and receiving motivation oil return valve 19, returning-oil temperature sensor 20, return pressure sensor 21, return pressure table 22, scavenge oil pump 23, oil return
Counterbalance valve 25 to 26 import a of oil return gs-oil separator, 3 gas of system oil inlet gs-oil separator exports c and oil return gs-oil separator 26
Gas exports c and merges welding system exhaust valve 27 to exhaust outlet B by pipeline, and oil-feed pump 5 passes through pipeline and taps into oil pressure safety valve 6
With oil inlet counterbalance valve 7, scavenge oil pump 23 passes through pipeline and takes back oil pressure safety valve 24；Cooling 12 oil export b of pricker welded type heat exchanger
Electronic 14 import a of mixing regulating valve is met by pipeline, cooling 13 oil export c of pricker welded type heat exchanger connects electronic mixing tune by pipeline
Save 14 import b of valve, electronic mixing regulating valve 14 export c by pipeline tap into oil temperature sensor 15, input pressure sensor 16,
Input pressure table 17, engine oil inlet valve 18 to engine oil inlet mouth H, hot water inlet D connect hot water valve 28, hot water temperature by pipeline
Spend sensor 29, hot water pressure sensor 30 to 13 hot water inlet a of heating soldering formula heat exchanger, heating soldering formula heat exchanger 13
Hot water outlet b meets hot water outlet E by pipeline, and cooling water inlet F connects cold valves 31, cold water temperature sensor 32, cold by pipeline
Water pressure sensor 33 passes through to 12 cooling water inlet d of pricker welded type heat exchanger, cooling 12 cooling water outlet c of pricker welded type heat exchanger is cooled down
Pipeline meets cooling water outlet G.
Beneficial effects of the present invention: the present invention is a kind of diesel engine test room fuel auxiliary system, after the present invention, no
Same type machine when different operating conditions and different tests require, can inlet oil temperature to diesel engine and input pressure/return pressure into
The accurate control of row and the accurate measurement of fuel consumption, so that guarantee test data is true, stable, accurate.
Detailed description of the invention
Fig. 1 is general structure schematic diagram of the present invention.
Specific embodiment
As shown in Figure 1, a kind of diesel engine test room fuel auxiliary system, different type of machines are wanted in different operating conditions and different tests
When asking, it may be by this system and the inlet oil temperature of diesel engine and input pressure/return pressure accurately controlled and fired
The accurate measurement of oilconsumption.It include system inlet valve 1, pressure reducing valve 2, system oil inlet gs-oil separator 3, fuel filter 4,
Pressure sensor 9 before temperature sensor 8, flowmeter before oil-feed pump 5, input pressure safety valve 6, oil inlet counterbalance valve 7, flowmeter,
Pressure gauge 10, flowmeter 11, cooling pricker welded type heat exchanger 12, heating soldering formula heat exchanger 13, electronic mixing are adjusted before flowmeter
Valve 14, inlet oil temperature sensor 15, input pressure sensor 16, input pressure table 17, engine oil inlet valve 18, engine oil return
Valve 19, returning-oil temperature sensor 20, return pressure sensor 21, return pressure table 22, scavenge oil pump 23, return pressure safety valve
24, return oil pressure valve 25, oil return gs-oil separator 26, system exhaust valve 27, hot water valve 28, hot water temperature sensor 29, hot water
Pressure sensor 30, cold valves 31, cold water temperature sensor 32, cold water pressure sensor 33 and pipeline.Its structure are as follows: system into
Hydraulic fluid port A passes through pipeline welding system inlet valve 1, pressure reducing valve 2, system oil inlet gs-oil separator 3, fuel filter 4, oil-feed pump 5, stream
Before meter before temperature sensor 8, flowmeter before pressure sensor 9, flowmeter pressure gauge 10 to 11 import a of flowmeter, flowmeter
11 outlet b are separately connected oil return gs-oil separator 26 by pipeline and export b, cooling 12 oil inlet a of pricker welded type heat exchanger, heating pricker
Welded type heat exchanger 13 oil inlet d, engine oil return mouth C by pipeline sending and receiving motivation oil return valve 19, returning-oil temperature sensor 20, return
Oil pressure force snesor 21, return pressure table 22, scavenge oil pump 23, return oil pressure valve 25 to 26 import a of oil return gs-oil separator, system
3 gas of oil inlet gs-oil separator exports c and merges welding system exhaust valve 27 to row by pipeline with 26 gas of oil return gs-oil separator outlet c
Port B, oil-feed pump 5 pass through pipeline and tap into oil pressure safety valve 6 and oil inlet counterbalance valve 7, and scavenge oil pump 23 passes through pipeline and takes back
Oil pressure safety valve 24；Cooling 12 oil export b of pricker welded type heat exchanger meets electronic 14 import a of mixing regulating valve by pipeline, cooling
13 oil export c of pricker welded type heat exchanger meets electronic 14 import b of mixing regulating valve by pipeline, and it is logical that electronic mixing regulating valve 14 exports c
It crosses pipeline and taps into oil temperature sensor 15, input pressure sensor 16, input pressure table 17, engine oil inlet valve 18 to engine
Oil inlet H, hot water inlet D connect hot water valve 28, hot water temperature sensor 29, hot water pressure sensor 30 to heating pricker by pipeline
13 hot water inlet a of welded type heat exchanger, 13 hot water outlet b of heating soldering formula heat exchanger meet hot water outlet E by pipeline, cold water into
It is cold to pricker welded type heat exchanger 12 is cooled down that mouthful F by pipeline connects cold valves 31, cold water temperature sensor 32, cold water pressure sensor 33
Water inlet d, cooling 12 cooling water outlet c of pricker welded type heat exchanger meet cooling water outlet G by pipeline.
In this system by the pump of two different flows be connected in engine oil inlet mouth replace used in the past two it is identical
The series connection of pumps of flow is connected to the mode of engine oil inlet mouth, and selected oil-feed pump is using engine maximum fuel consumption as foundation, institute
Select scavenge oil pump using engine maximum fuel internal circulating load as foundation.The adjusting of input pressure is used with input pressure sensor as feedback
Automatically adjust the work frequency conversion of oil-feed pump, realize the automatic adjustment of input pressure, when starting fuel consumption smaller, cause into
When oil pressure degree of regulation declines, adjusting oil inlet counterbalance valve leakage part fuel oil makes input pressure degree of regulation reach requirement model
It encloses.Return pressure is turned up using oily counterbalance valve is first recalled in the adjusting of return pressure, adjusts with return pressure sensor is feedback
Save the automatic adjustment that return pressure is realized in the frequency conversion of oil return pump work.By two small-sized pricker welded type heat exchangers be connected in engine into
Hydraulic fluid port replace in the past using two heat exchangers be connected in series in engine oil inlet mouth by the way of, selected two pricker welded type heat exchangers change
Thermal energy power is identical.Make the fuel oil of fuel oil and heat cold after heat exchanger exchanges heat automatically by certain by an electronic mixing regulating valve
The temperature control mode of ratio mixing replaces two electric control valves used in the past, adjusts the flow of hot water or cold water respectively to realize
The mode of temperature control.By in system oil inlet gs-oil separator and oil return gs-oil separator respectively removal system oil inlet at any time and oil return
Gas replaces the exclusion oil return of gas and selectivity in the system oil inlet gs-oil separator removal system oil inlet at any time used in the past
Interior gas avoids and excludes the problem of can not accurately measuring fuel consumption when the gas in oil return.
The present invention is a kind of diesel engine test room fuel auxiliary system, and after the present invention, different type of machines is in different operating conditions
When being required with different tests, can inlet oil temperature to diesel engine and input pressure/return pressure accurately controlled and fired
The accurate measurement of oilconsumption, so that guarantee test data is true, stable, accurate.
Claims (1)
1. a kind of diesel engine test room fuel auxiliary system, it includes system inlet valve (1), pressure reducing valve (2), system oil inlet oil gas
It is warm before separator (3), fuel filter (4), oil-feed pump (5), input pressure safety valve (6), oil inlet counterbalance valve (7), flowmeter
Pressure gauge (10), flowmeter (11), cooling soldering formula are changed before pressure sensor (9), flowmeter before degree sensor (8), flowmeter
Hot device (12), heating soldering formula heat exchanger (13), electronic mixing regulating valve (14), inlet oil temperature sensor (15), input pressure
Sensor (16), input pressure table (17), engine oil inlet valve (18), engine oil return valve (19), returning-oil temperature sensor
(20), return pressure sensor (21), return pressure table (22), scavenge oil pump (23), return pressure safety valve (24), return oil pressure
Valve (25), oil return gs-oil separator (26), system exhaust valve (27), hot water valve (28), hot water temperature sensor (29), hot water pressure
Force snesor (30), cold valves (31), cold water temperature sensor (32), cold water pressure sensor (33) and pipeline, feature
Be: system oil inlet A passes through pipeline welding system inlet valve (1), pressure reducing valve (2), system oil inlet gs-oil separator (3), fuel filter
Pressure gauge before pressure sensor (9), flowmeter before temperature sensor (8), flowmeter before clear device (4), oil-feed pump (5), flowmeter
(10) to flowmeter (11) import a, flowmeter (11) outlet b by pipeline be separately connected oil return gs-oil separator (26) outlet b,
Cooling pricker welded type heat exchanger (12) oil inlet b, heating soldering formula heat exchanger (13) oil inlet d, engine oil return mouth C pass through pipeline
Sending and receiving motivation oil return valve (19), returning-oil temperature sensor (20), return pressure sensor (21), return pressure table (22), oil return
Pump (23), return oil pressure valve (25) to oil return gs-oil separator (26) import a, system oil inlet gs-oil separator (3) gas export c with
Oil return gs-oil separator (26) gas exports c and merges welding system exhaust valve (27) to exhaust outlet B by pipeline, and oil-feed pump (5) passes through
Pipeline simultaneously taps into oil pressure safety valve (6) and oil inlet counterbalance valve (7), and scavenge oil pump (23) passes through pipeline and takes back oil pressure safety valve
(24)；Cooling pricker welded type heat exchanger (12) oil export a connects electronic mixing regulating valve (14) import a, cooling soldering formula by pipeline
Heat exchanger (13) oil export c meets electronic mixing regulating valve (14) import b by pipeline, and electronic mixing regulating valve (14) outlet c is logical
It crosses pipeline and taps into oil temperature sensor (15), input pressure sensor (16), input pressure table (17), engine oil inlet valve (18)
To engine oil inlet mouth H, hot water inlet D connects hot water valve (28), hot water temperature sensor (29), heat hydraulic pressure's sensing by pipeline
Device (30) is connect by pipeline to heating soldering formula heat exchanger (13) hot water inlet a, heating soldering formula heat exchanger (13) hot water outlet b
Hot water outlet E, cooling water inlet F connect cold valves (31), cold water temperature sensor (32), cold water pressure sensor (33) by pipeline
To cooling pricker welded type heat exchanger (12) cooling water inlet d, cooling pricker welded type heat exchanger (12) cooling water outlet c connects cold water by pipeline and goes out
Mouth G.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410415531.7A CN104316326B (en) | 2014-08-22 | 2014-08-22 | A kind of diesel engine test room fuel auxiliary system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410415531.7A CN104316326B (en) | 2014-08-22 | 2014-08-22 | A kind of diesel engine test room fuel auxiliary system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104316326A CN104316326A (en) | 2015-01-28 |
| CN104316326B true CN104316326B (en) | 2019-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410415531.7A Active CN104316326B (en) | 2014-08-22 | 2014-08-22 | A kind of diesel engine test room fuel auxiliary system |
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| CN (1) | CN104316326B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104775953B (en) * | 2015-04-10 | 2017-03-08 | 河北工程大学 | A kind of multichannel energy-saving fuel feed system |
| CN106246429A (en) * | 2016-08-30 | 2016-12-21 | 潍柴动力股份有限公司 | Engine fuel oil system and include the electromotor of this engine fuel oil system |
| CN107966180A (en) * | 2017-12-14 | 2018-04-27 | 陕西昆仑机械装备制造有限责任公司 | Mobile hydraulic system pressure flow monitoring car |
| CN109341897B (en) * | 2018-11-13 | 2023-09-26 | 宁波丰沃涡轮增压系统有限公司 | Supercharger oil return temperature measurement auxiliary device |
| CN110821728A (en) * | 2019-10-17 | 2020-02-21 | 舟山长宏国际船舶修造有限公司 | Device for improving separation effect of fuel oil separator |
| CN111735633B (en) * | 2020-06-10 | 2022-11-15 | 中国航发北京航科发动机控制系统科技有限公司 | Pressure load loading and strain online test system for fuel oil electric control regulator |
| CN112684718B (en) * | 2020-12-17 | 2022-04-12 | 南京航空航天大学 | An aero-engine fuel regulator back pressure simulation device |
| CN114323621B (en) * | 2022-01-05 | 2024-10-15 | 中国航发贵阳发动机设计研究所 | Fuel manifold characteristic test system with fuel distributor and test method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4947292B2 (en) * | 2007-01-30 | 2012-06-06 | 三機工業株式会社 | Fuel temperature control device |
| CN101957264A (en) * | 2010-05-26 | 2011-01-26 | 南车戚墅堰机车有限公司 | Special fuel system for diesel engine test stand |
| CN202453188U (en) * | 2011-12-26 | 2012-09-26 | 重庆普什机械有限责任公司 | Fuel oil auxiliary system for test stand of multi-cylinder diesel engine |
| CN202676461U (en) * | 2012-07-25 | 2013-01-16 | 南车戚墅堰机车有限公司 | Test platform for diesel engine |
| CN203733009U (en) * | 2014-02-28 | 2014-07-23 | 武汉东测科技有限责任公司 | Improved temperature control device for engine oil |
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2014
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