CN108952935A - The comprehensive cooling control system of inside corridor formula diesel locomotive external cooling device and control method - Google Patents
The comprehensive cooling control system of inside corridor formula diesel locomotive external cooling device and control method Download PDFInfo
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- CN108952935A CN108952935A CN201810695133.3A CN201810695133A CN108952935A CN 108952935 A CN108952935 A CN 108952935A CN 201810695133 A CN201810695133 A CN 201810695133A CN 108952935 A CN108952935 A CN 108952935A
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- Prior art keywords
- temperature
- cooling
- cooling device
- external
- water
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P9/00—Cooling having pertinent characteristics not provided for in, or of interest apart from, groups F01P1/00 - F01P7/00
- F01P9/04—Cooling having pertinent characteristics not provided for in, or of interest apart from, groups F01P1/00 - F01P7/00 by simultaneous or alternative use of direct air-cooling and liquid cooling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P7/00—Controlling of coolant flow
Abstract
The invention discloses a kind of comprehensive cooling control system of inside corridor formula diesel locomotive external cooling device and control systems, diesel engine is connect by high temperature circulation pipeline with high-temperature water pump, diesel engine is connect by sub-cooled circulation line with low temperature water pump, and external cooling device longitudinal arrangement is fixed on the recessed portion that roof is recessed to intra-locomotive by its water inlet pipe and outlet pipe.When cooling water temperature reaches the temperature of the cooling cycle of diesel engine setting, control system control cooling water, which enters in external cooling device, cools down cooling water；When temperature when cooling water temperature reaches external cooling device maximum one, control system control cooling water enters to be cooled down in cooling device built in diesel locomotive.Present invention ensure that cooling water passes through external cooling device first when diesel locomotive needs cooling, when the cooling capacity of external cooling device does not reach saturation, guarantees that cooling water only passes through external cooling device, achieve the purpose that maximum saving locomotive energy.
Description
Technical field
The present invention relates to a kind of inside corridor formula diesel locomotive external cooling devices to integrate cooling control system and control method,
Belong to locomotive field.
Background technique
In the operation of inside corridor formula diesel locomotive, in order to ensure that cooling water is no more than defined temperature, diesel engine is needed to provide
Additional driving force drives fan to cool down cooling water.Such as the diesel oil for being 2940kW for maximum operation on locomotive power
For machine, in locomotive normal course of operation, it is necessary to which the auxiliary power of 100kW or so is used for the operating of cooling fan.
Diesel locomotive carries cooling device and control system, when cooling water temperature reaches the t1 (cooling system of locomotive setting
Cranking temperature) when control system control cooling fan starting cooling water is cooled down；The cooling dress when cold water temperature is lower than t1
Set inoperative, cooling water is directly entered diesel engine.
It is proposed in patent of invention " inside corridor formula diesel locomotive external cooling device (patent No. 201510962141.9) "
A kind of air energy of flow internal corridor type diesel locomotive external cooling device generated using locomotive operation to cooling water into
The cooling design scheme of row, but do not provide control device.
Summary of the invention
Technical problem solved by the invention is to be directed to not relating in the prior art outside internal corridor type diesel locomotive
It sets cooling device and carries out cooling technical solution, a kind of inside corridor formula for reducing auxiliary power output, improving cooling effect is provided
Locomotive Cooling Systems composite control apparatus and control system.
The technical solution adopted by the present invention is that: the comprehensive cooling control system of inside corridor formula diesel locomotive external cooling device,
Intra-locomotive is equipped with built-in cold cooling unit and built-in High-temperature cooling device, and diesel engine passes through high temperature circulation pipeline and high-temperature water
Pump connection, diesel engine are connect by sub-cooled circulation line with low temperature water pump, and two side of locomotive roof is to intra-locomotive concave shape
At recessed portion, external cooling device longitudinal arrangement is fixed on the recessed portion of roof by its water inlet pipe and outlet pipe.
The external cooling device is flat cooling device, and flat horizontal surface is parallel with roof lateral surface, and there are cloth
Set the space of its water inlet pipe and outlet pipe.
The external cooling device is made of external cold cooling unit and external high-temperature cooling device.
The external cold cooling unit is connected on locomotive low-temperature circulating pipeline, and low-temperature circulating pipeline is logical for diesel engine
It crosses pipeline, hose and low temperature control valve two to connect, low temperature control valve two is logical by pipeline, external cold cooling unit and non-return valve
It crosses pipeline to connect with lubricating oil heat exchanger, lubricating oil heat exchanger is connect by pipeline with built-in cold cooling unit, built-in low temperature
Cooling device is connect by pipeline with low temperature control valve one, oil-water heat exchanger, and oil-water heat exchanger passes through pipeline and water at low temperature
Pump connection.
The external high-temperature cooling device is connected on high temperature circulation pipeline, and high temperature circulation pipeline is that diesel engine passes through pipe
Road, hose and high-temperature control valve two connect, and high-temperature control valve two passes through pipe by pipeline, external high-temperature cooling device and non-return valve
Road is connect with built-in High-temperature cooling device 8, and built-in High-temperature cooling device is connected by pipeline and high-temperature control valve one, high-temperature water pump
It connects.
Inside corridor formula diesel locomotive external cooling device integrates cooling control method, sets when cooling water temperature reaches diesel engine
When the fixed temperature for carrying out cooling cycle to low-temperature cooling water, control system controls low temperature control valve two and opens, low-temperature cooling water
Cooling water is cooled down in into external cooling device；When cooling water temperature reaches external cooling device in external cooling device
When temperature when maximum one, control system controls low temperature control valve one and opens, sub-cooled starting fan, to internal combustion engine
Car is set in cooling device and is cooled down.
Otherwise: when the temperature of low-temperature cooling water is lower than the opening temperature of low temperature control valve one, low temperature control valve one is closed, low
Warm cooling fan shuts down, and cooling device stops working built in diesel locomotive；The temperature of low-temperature cooling water is controlled lower than low temperature
When the opening temperature of valve two, low temperature control valve two is closed, and low-temperature cooling water does not enter external cooling device, and cooling water passes through pipeline
It is directly entered in diesel engine.
Inside corridor formula diesel locomotive external cooling device integrates cooling control method, sets when cooling water temperature reaches diesel engine
When the fixed temperature for carrying out cooling cycle to high-temperature cooling water, control system controls high-temperature control valve two and opens, high-temperature cooling water
Cooling water is cooled down in into external cooling device；When cooling water temperature reaches external cooling device in external cooling device
When temperature when maximum one, control system controls high-temperature control valve one and opens, High-temperature cooling starting fan, to internal combustion engine
Car is set in cooling device and is cooled down.
Otherwise: when the temperature of high-temperature cooling water is lower than the opening temperature of high-temperature control valve one, high-temperature control valve one is closed, high
Warm cooling fan shuts down, and cooling device stops working built in diesel locomotive；The temperature of high-temperature cooling water is lower than high-temperature control
When the opening temperature of valve two, high-temperature control valve two is closed, and high-temperature cooling water does not enter external cooling device, and cooling water passes through pipeline
It is directly entered in diesel engine.
Beneficial effects of the present invention: ensuring that cooling water passes through external cooling device first when diesel locomotive needs cooling,
When the cooling capacity of external cooling device does not reach saturation, guarantees that cooling water only passes through external cooling device cooling, reach
The maximum purpose for saving locomotive energy.
Detailed description of the invention
Fig. 1 is the comprehensive cooling control system external cooling device installation diagram of inside corridor formula diesel locomotive external cooling device.
Fig. 2 is the enlarged drawing of Fig. 1 I view.
Fig. 3 is the comprehensive cooling control figure of cooling device.
Marked in the figure: 1- roof, 2- external cooling device, 3- water pipe, 4- diesel engine, the external cold cooling unit of 5-, 6-
External high-temperature cooling device, cold cooling unit built in 7-, High-temperature cooling device built in 8-, 9- high-temperature water pump, 10- water at low temperature
Pump, 11- high-temperature control valve one, 12- high-temperature control valve two, 13- low temperature control valve one, 14- low temperature control valve two, 15- grease heat
Exchanger, 16- lubricating oil heat exchanger, 17- hose, 18- non-return valve
Specific embodiment
The comprehensive cooling control system of internal corridor type diesel locomotive external cooling device and control method with reference to the accompanying drawing
It is further described.
As shown in Figure 1 and Figure 2, the comprehensive cooling control system of this inside corridor formula diesel locomotive external cooling device, in locomotive
Portion is equipped with built-in cold cooling unit and built-in High-temperature cooling device, and diesel engine is connected by high temperature circulation pipeline and high-temperature water pump
Connect, diesel engine is connect by sub-cooled circulation line with low temperature water pump, 1 liang of side of locomotive roof be recessed to intra-locomotive to be formed it is recessed
Concave portion, 2 longitudinal arrangement of external cooling device pass through the recessed portion that water pipe 3 is that water inlet pipe and outlet pipe are fixed on roof 1.It is external cold
But device 2 is flat cooling device, and flat horizontal surface is parallel with 1 lateral surface of roof, and there are arrange its water inlet pipe and outlet pipe
Space.
Such as Fig. 3, high temperature circulation pipeline is that diesel engine 4 is connected by pipeline, hose and high-temperature control valve 2 12, high-temperature control
Valve 2 12 is connect by pipeline with built-in High-temperature cooling device 8 by pipeline, external high-temperature cooling device 6 with non-return valve 18, interior
High-temperature cooling device 8 is set to connect by pipeline with high-temperature control valve 1, high-temperature water pump 9；Low-temperature circulating pipeline is logical for diesel engine 4
Cross pipeline, hose and low temperature control valve 2 14 connect, low temperature control valve 2 14 by pipeline, external cold cooling unit 5 with it is inverse
Only valve 18 is connect by pipeline with lubricating oil heat exchanger, and lubricating oil heat exchanger is connect by pipeline with built-in cold cooling unit 7,
Built-in cold cooling unit 7 is connect by pipeline with low temperature control valve 1, oil-water heat exchanger 15, and oil-water heat exchanger 15 is logical
Pipeline is crossed to connect with low temperature water pump 10.
Inside corridor formula diesel locomotive external cooling device integrates cooling control system, when cooling water temperature reaches diesel engine 4
When carrying out the temperature of cooling cycle to cooling water of setting, control system control cooling water enter in external cooling device to cooling
Water is cooled down；When temperature when cooling water temperature reaches external cooling device maximum one in external cooling device,
Control system control cooling water enters to be cooled down in cooling device built in diesel locomotive.
Inside corridor formula diesel locomotive external cooling device integrates cooling control method, detailed process are as follows: work as cooling water temperature
Reach when carrying out the temperature of cooling cycle to low-temperature cooling water of diesel engine setting, control system control low temperature control valve 2 14 is opened
It opens, low-temperature cooling water, which enters in external cooling device, cools down cooling water；When cooling water temperature reaches in external cooling device
When temperature when to external cooling device maximum one, control system controls low temperature control valve 1 and opens, sub-cooled
Starting fan, to being cooled down in cooling device built in diesel locomotive.
Otherwise: when the temperature of low-temperature cooling water is lower than the opening temperature of low temperature control valve 1, low temperature control valve 1 is closed
It closes, sub-cooled fan shuts down, and cooling device stops working built in diesel locomotive；The temperature of low-temperature cooling water is lower than low temperature
When the opening temperature of control valve 2 14, low temperature control valve 2 14 is closed, and low-temperature cooling water does not enter external cooling device, cooling water
It is directly entered in diesel engine by pipeline.
Inside corridor formula diesel locomotive external cooling device integrates cooling control method, sets when cooling water temperature reaches diesel engine
When the fixed temperature for carrying out cooling cycle to high-temperature cooling water, control system controls high-temperature control valve 2 12 and opens, High-temperature cooling
Water, which enters in external cooling device, cools down cooling water；When cooling water temperature reaches external cooling dress in external cooling device
When temperature when setting maximum one, control system controls high-temperature control valve 1 and opens, High-temperature cooling starting fan, internally
It is cooled down in cooling device built in combustion locomotive.
Otherwise: when the temperature of high-temperature cooling water is lower than the opening temperature of high-temperature control valve 1, high-temperature control valve 1 is closed
It closes, High-temperature cooling fan shuts down, and cooling device stops working built in diesel locomotive；The temperature of high-temperature cooling water is lower than high temperature
When the opening temperature of control valve 2 12, high-temperature control valve 2 12 is closed, and high-temperature cooling water does not enter external cooling device, cooling water
It is directly entered in diesel engine by pipeline.
Claims (7)
1. inside corridor formula diesel locomotive external cooling device integrates cooling control system, intra-locomotive is filled equipped with built-in sub-cooled
It sets and is connect by high temperature circulation pipeline with high-temperature water pump with built-in High-temperature cooling device, diesel engine, diesel engine passes through sub-cooled
Circulation line is connect with low temperature water pump, it is characterised in that: two side of locomotive roof is recessed to form recessed portion to intra-locomotive, external cold
But device longitudinal arrangement is fixed on the recessed portion of roof by its water inlet pipe and outlet pipe.
2. the comprehensive cooling control system of inside corridor formula diesel locomotive external cooling device according to claim 1, feature
Be: the external cooling device is flat cooling device, and flat horizontal surface is parallel with roof lateral surface, and there are arrange it
The space of water inlet pipe and outlet pipe.
3. the comprehensive cooling control system of inside corridor formula diesel locomotive external cooling device according to claim 1, feature
Be: the high temperature circulation pipeline is that diesel engine is connected by pipeline with external cooling device, and external cooling device passes through control
Valve processed, pipeline are connected with built-in High-temperature cooling device, and built-in High-temperature cooling device is connect by pipeline with high-temperature water pump；Described
Low-temperature circulating pipeline is that diesel engine is connect by pipeline with external cold cooling unit, and external cooling device passes through control valve, pipe
Road is connected with lubricating oil heat exchanger, and lubricating oil heat exchanger and built-in cold cooling unit are connected by pipeline and oil-water heat exchanger
It connects, oil-water heat exchanger is connect by pipeline with low temperature water pump.
4. the comprehensive cooling control system of inside corridor formula diesel locomotive external cooling device according to claim 3, feature
Be: the external cooling device is made of external cold cooling unit and external high-temperature cooling device.
5. the comprehensive cooling control system of inside corridor formula diesel locomotive external cooling device according to claim 4, feature
Be: the external cold cooling unit is connected on low-temperature circulating pipeline, and non-return valve and low temperature control are arranged on pipeline
Switch, the external high-temperature cooling device are connected on high temperature circulation pipeline, and non-return valve and high-temperature control are arranged on pipeline
Switch.
6. inside corridor formula diesel locomotive external cooling device integrates cooling control method, it is characterised in that: when cooling water temperature reaches
To diesel engine setting when carrying out the temperature of cooling cycle to cooling water, control system control cooling water enters external cooling device
It is interior that cooling water is cooled down；When cooling water temperature reaches external cooling device maximum one in external cooling device
When temperature, control system control cooling fan operating built in diesel locomotive in cooling device to cooling down.
7. the comprehensive cooling control method of inside corridor formula diesel locomotive external cooling device according to claim 6, feature
It is: when high cooling water temperature reaches when carrying out the temperature of cooling cycle to high-temperature cooling water of diesel engine setting, high-temperature control
Valve control cooling water, which enters in external cooling device, cools down cooling water；When cooling water temperature reaches in external cooling device
When temperature when external cooling device maximum one, high-temperature control valve controls the high temperature built in locomotive in High-temperature cooling device
Cooling fan starting cools down cooling water；When sub-cooled coolant-temperature gage reaches carrying out to low-temperature cooling water for diesel engine setting
When the temperature of cooling cycle, low temperature control valve control cooling water, which enters in external cooling device, cools down cooling water；When outer
When setting temperature when cooling water temperature in cooling device reaches low temperature external cooling device maximum one, low temperature control valve control
Locomotive sub-cooled starting fan processed cools down cooling water.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810695133.3A CN108952935A (en) | 2018-06-29 | 2018-06-29 | The comprehensive cooling control system of inside corridor formula diesel locomotive external cooling device and control method |
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| CN201810695133.3A CN108952935A (en) | 2018-06-29 | 2018-06-29 | The comprehensive cooling control system of inside corridor formula diesel locomotive external cooling device and control method |
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Citations (5)
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| CN105370381A (en) * | 2015-11-30 | 2016-03-02 | 中国北车集团大连机车车辆有限公司 | External cooling device of internal corridor type internal combustion locomotive |
| US20170175613A1 (en) * | 2015-12-16 | 2017-06-22 | GM Global Technology Operations LLC | Thermostat stability enhancement via wavy valve plate |
| CN206957801U (en) * | 2017-07-26 | 2018-02-02 | 河钢股份有限公司承德分公司 | A kind of diesel engine of diesel locomotive cooling water recirculation system |
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2018
- 2018-06-29 CN CN201810695133.3A patent/CN108952935A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9238994B2 (en) * | 2009-10-13 | 2016-01-19 | Peugeot Citroen Automobiles Sa | Cooling device for a hybrid vehicle |
| CN104520527A (en) * | 2012-05-24 | 2015-04-15 | Fmc康斯伯格海底股份公司 | Active control of subsea coolers |
| CN105370381A (en) * | 2015-11-30 | 2016-03-02 | 中国北车集团大连机车车辆有限公司 | External cooling device of internal corridor type internal combustion locomotive |
| US20170175613A1 (en) * | 2015-12-16 | 2017-06-22 | GM Global Technology Operations LLC | Thermostat stability enhancement via wavy valve plate |
| CN206957801U (en) * | 2017-07-26 | 2018-02-02 | 河钢股份有限公司承德分公司 | A kind of diesel engine of diesel locomotive cooling water recirculation system |
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Application publication date: 20181207 |