CN113982733A - Accurate management system of heat load of full liquid cooling generating set - Google Patents
Accurate management system of heat load of full liquid cooling generating set Download PDFInfo
- Publication number
- CN113982733A CN113982733A CN202111493533.4A CN202111493533A CN113982733A CN 113982733 A CN113982733 A CN 113982733A CN 202111493533 A CN202111493533 A CN 202111493533A CN 113982733 A CN113982733 A CN 113982733A
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- China
- Prior art keywords
- liquid cooling
- cpu
- flowmeter
- temperature sensor
- heat load
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 41
- 239000007788 liquid Substances 0.000 title claims abstract description 31
- 238000001514 detection method Methods 0.000 claims abstract description 20
- 230000033228 biological regulation Effects 0.000 claims abstract description 7
- 230000003584 silencer Effects 0.000 claims description 9
- 238000012544 monitoring process Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- 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
- F01P3/00—Liquid cooling
- F01P3/20—Cooling circuits not specific to a single part of engine or machine
-
- 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
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
- F01P11/10—Guiding or ducting cooling-air, to, or from, liquid-to-air heat exchangers
-
- 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
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
- F01P11/14—Indicating devices; Other safety devices
-
- 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
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
- F01P11/14—Indicating devices; Other safety devices
- F01P11/16—Indicating devices; Other safety devices concerning coolant temperature
-
- 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
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
- F01P11/14—Indicating devices; Other safety devices
- F01P11/18—Indicating devices; Other safety devices concerning coolant pressure, coolant flow, or liquid-coolant level
-
- 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
- F01P3/00—Liquid cooling
- F01P3/18—Arrangements or mounting of liquid-to-air heat-exchangers
-
- 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
- F01P7/02—Controlling of coolant flow the coolant being cooling-air
- F01P7/04—Controlling of coolant flow the coolant being cooling-air by varying pump speed, e.g. by changing pump-drive gear ratio
- F01P7/048—Controlling of coolant flow the coolant being cooling-air by varying pump speed, e.g. by changing pump-drive gear ratio using electrical drives
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
The invention relates to a heat load accurate management system of a full liquid cooling generator set, which is characterized in that: a first temperature sensor (6), a first flowmeter (7), a second temperature sensor (8), a second flowmeter (9), a third temperature sensor (10) and a third flowmeter (11) are arranged in a liquid cooling loop, a heat load comprehensive management unit (5) is arranged in the system, the heat load comprehensive management unit (5) is a CPU, each temperature sensor is respectively connected with a temperature acquisition port of a CPU temperature detection module (13), each flowmeter is respectively connected with a flow acquisition port of a CPU flow detection module (14), a control unit (16) of the CPU analyzes and outputs different duty ratios to an execution output module (15) according to acquired data, and the execution output module (15) is directly connected with an electronic speed regulation fan (4). The invention realizes that the diesel generating set is stably kept in the optimal working temperature range for a long time, improves the efficiency, saves energy and reduces emission.
Description
Technical Field
The invention belongs to the technical field of diesel generating sets, and particularly relates to a heat load accurate management system of a full liquid cooling generating set, which mainly relates to the full liquid cooling diesel generating set, in particular to a special purpose generating set which has large temperature span of working environment, low noise and higher requirement on the working environment temperature of electronic devices in equipment.
The conventional common cooling mode of the diesel generator set comprises air (natural or forced) cooling and liquid cooling, wherein the air cooling comprises totally-enclosed air cooling and open air cooling, the liquid cooling is widely applied to water jacket type cooling and heat exchanger cooling, and the conventional cooling mode has advantages and disadvantages but has the problems that the cooling temperature cannot be accurately controlled and the temperature rise cannot be stably controlled.
Disclosure of Invention
The invention aims to provide a heat load accurate management system of a full liquid cooling unit, which is a universal expandable system for realizing the long-term stable maintenance of a diesel generating set in an optimal working temperature range, improves the efficiency, saves energy and reduces emission, and adopts the following technical scheme for realizing the aim of the invention: the utility model provides an accurate management system of heat load of full liquid cooling generating set, includes liquid cooling engine, liquid cooling silencer, generating set radiator and electronic fan, its characterized in that: a first temperature sensor and a first flowmeter are arranged between a liquid-cooled engine and a liquid-cooled silencer in a liquid-cooled loop, a second temperature sensor and a second flowmeter are arranged between the liquid-cooled silencer and a generator set radiator, a third temperature sensor and a third flowmeter are arranged between the generator set radiator and the liquid-cooled engine, a heat load comprehensive management unit is arranged in the system, the heat load comprehensive management unit is a CPU, the CPU comprises a power module, a temperature detection module, a flow detection module, an execution output module and a control unit, the power module is connected with a working power supply to supply power to the CPU, the first temperature sensor, the second temperature sensor and the third temperature sensor are respectively connected with a temperature acquisition port of the CPU temperature detection module, and the first flowmeter, the second flowmeter and the third flowmeter flow detection module are respectively connected with a flow acquisition port of the CPU flow detection module, the output end of the CPU execution output module is connected with the electronic fan to output control signals. And the control unit of the CPU analyzes and outputs different duty ratios to the execution output module according to the acquired data. The execution output module is a pwm waveform generator directly connected with the electronic speed regulation fan.
The specific realization principle is as follows: when the unit is in operation, the flowmeter module and the temperature sensor module transmit collected data to the comprehensive thermal load management unit in real time. Let TCRaising the temperature of the liquid-cooled engine to T from the optimal working temperature point of the liquid-cooled engineCStarting at +/-2 ℃, and enabling the heat load comprehensive management unit to exceed T to the heat load generated by the current unit in each regulation and control interval according to the detected real-time dataCAnd calculating the specific value of the temperature to obtain the Q pre-heating reduction quantity. And adjusting and controlling the running state of the electronic fan according to the heat emitted by the generator set radiator in the last regulation and control interval t, so that the generator set radiator is superposed in the next interval t to reduce the heat load of the Q pre-reducing quantity, and the heat emitted by the generator set radiator and the heat load generated by the power source liquid cooling radiating unit are kept equal, thereby accurately controlling the unit to be kept in an optimal working temperature interval all the time under different working environments and load conditions, realizing the lowest working power consumption of the unit, realizing the optimal efficiency and improving the reliability of electric control unit devices of the unit.
The invention can accurately control the cooling temperature, realizes that the diesel generating set is stably kept in the optimal working temperature range for a long time, improves the efficiency, saves energy and reduces emission.
Drawings
FIG. 1 is a schematic diagram of the system architecture of the present invention;
FIG. 2 is a schematic structural diagram of an integrated thermal load management unit according to the present invention;
fig. 3 is a block diagram of a logic implementation of the present invention.
In the figure, the device comprises a liquid-cooled engine 1, a liquid-cooled muffler 2, a generator set radiator 4, an electronic fan 5, a heat load comprehensive management unit 6, a first temperature sensor 7, a first flow meter 8, a second temperature sensor 9, a second flow meter 10, a third temperature sensor 11, a third flow meter 12, a power module 13, a temperature detection module 14, a flow detection module 15, an execution output module 16 and a control unit.
Detailed Description
Referring to the drawings, the accurate management system of the heat load of the full liquid cooling generator set comprises a liquid cooling engine 1, a liquid cooling silencer 2, a generator set radiator 3 and an electronic fan 4, and is characterized in that: a first temperature sensor 6 and a first flowmeter 7 are arranged between a liquid-cooled engine 1 and a liquid-cooled muffler 2 in a liquid-cooled loop, a second temperature sensor 8 and a second flowmeter 9 are arranged between the liquid-cooled muffler 2 and a generator set radiator 3, a third temperature sensor 10 and a third flowmeter 11 are arranged between the generator set radiator 3 and the liquid-cooled engine 1, a heat load comprehensive management unit 5 is arranged in the system, the heat load comprehensive management unit 5 is a CPU, the CPU comprises a power module 12, a temperature detection module 13, a flow detection module 14, an execution output module 15 and a control unit 16, the power module 12 is connected with a working power supply to supply power to the CPU, the first temperature sensor 6, the second temperature sensor 8 and the third temperature sensor 10 are respectively connected with a temperature acquisition port of the CPU temperature detection module 13, and the first flowmeter 7, the second flowmeter 9 and the third flowmeter 10 are respectively connected with the temperature acquisition port of the CPU temperature detection module 13, The third flow meter flow detection module 11 is connected to the flow collection port of the CPU flow detection module 14, and the output end of the CPU execution output module 15 is connected to the electronic fan for outputting a control signal. The control unit 16 of the CPU analyzes and outputs different duty ratios to the execution output module 15 according to the collected data. The execution output module 15 is a pwm waveform generator directly connected with the electronic speed-regulating fan.
The heat load comprehensive management unit 5 of the invention carries out heat monitoring and control on the power source liquid cooling heat dissipation unit consisting of the liquid cooling engine 1 and the liquid cooling silencer 2, so that the unit is always kept in an optimal working temperature range, the lowest working power consumption and optimal efficiency of the unit are realized, and the reliability of the unit is improved.
The specific realization principle is as follows: when the unit is in operation, the flow meter module and the temperature sensor module transmit collected data to the comprehensive thermal load management unit 5 in real time. Let TCFor the optimum working temperature point of the liquid-cooled engine 1, the temperature of the liquid-cooled engine 1 is raised to TCStarting at +/-2 ℃, the heat load comprehensive management unit 5 generates heat load quantity exceeding T to the current unit in each regulation and control interval according to the detected real-time dataCAnd calculating the specific value of the temperature to obtain the Q pre-heating reduction quantity. And adjusting and controlling the running state of the electronic fan 4 according to the heat emitted by the generator set radiator in the last regulation and control interval t, so that the generator set radiator is superposed in the next interval t to reduce the heat load of the Q pre-reducing quantity, and the heat emitted by the generator set radiator and the heat load generated by the power source liquid cooling radiating unit are kept equal, thereby accurately controlling the unit to be kept in an optimal working temperature interval all the time under different working environments and load conditions, realizing the lowest working power consumption of the unit, realizing the optimal efficiency and improving the reliability of electric control unit devices of the unit.
Claims (1)
1. The utility model provides an accurate management system of heat load of full liquid cooling generating set, includes liquid cooling engine (1), liquid cooling silencer (2), generating set radiator (3) and electronic fan (4), its characterized in that: a first temperature sensor (6) and a first flowmeter (7) are arranged between a liquid cooling engine (1) and a liquid cooling silencer (2) in a liquid cooling loop, a second temperature sensor (8) and a second flowmeter (9) are arranged between the liquid cooling silencer (2) and a generator set radiator (3), a third temperature sensor (10) and a third flowmeter (11) are arranged between the generator set radiator (3) and the liquid cooling engine (1), a heat load comprehensive management unit (5) is arranged in the system, the heat load comprehensive management unit (5) is a CPU, the CPU comprises a power module (12), a temperature detection module (13), a flow detection module (14), an execution output module (15) and a control unit (16), the power module (12) is connected with a working power supply to supply power to the CPU, and the first temperature sensor (6) and the second temperature sensor (8) are connected with the working power supply to supply power to the CPU, The third temperature sensor (10) is respectively connected with a temperature acquisition port of a CPU temperature detection module (13), the first flowmeter (7), the second flowmeter (9) and the third flowmeter flow detection module (11) are respectively connected with a flow acquisition port of a CPU flow detection module (14), a control unit (16) of the CPU analyzes and outputs different duty ratios to an execution output module (15) according to acquired data, the execution output module (15) is a pwm waveform generator and is directly connected with an electronic speed regulation fan, and a heat load comprehensive control unit (5) carries out heat load monitoring and control on a power source liquid cooling unit consisting of a liquid cooling engine (1) and a liquid cooling silencer (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111493533.4A CN113982733A (en) | 2021-12-08 | 2021-12-08 | Accurate management system of heat load of full liquid cooling generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111493533.4A CN113982733A (en) | 2021-12-08 | 2021-12-08 | Accurate management system of heat load of full liquid cooling generating set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113982733A true CN113982733A (en) | 2022-01-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111493533.4A Pending CN113982733A (en) | 2021-12-08 | 2021-12-08 | Accurate management system of heat load of full liquid cooling generating set |
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| CN (1) | CN113982733A (en) |
Citations (19)
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| KR20200064605A (en) * | 2018-11-29 | 2020-06-08 | 삼성중공업 주식회사 | Exhausted gas muffler |
| CN113027582A (en) * | 2021-04-07 | 2021-06-25 | 烟台工程职业技术学院(烟台市技师学院) | Be applied to muffler that diesel generating set has liquid cooling function |
| CN216406953U (en) * | 2021-12-08 | 2022-04-29 | 济南吉美乐电源技术有限公司 | Accurate management system of heat load of full liquid cooling generating set |
-
2021
- 2021-12-08 CN CN202111493533.4A patent/CN113982733A/en active Pending
Patent Citations (19)
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| JPH11241367A (en) * | 1998-02-25 | 1999-09-07 | Shin Caterpillar Mitsubishi Ltd | Cooling device for construction machine |
| JP2004179123A (en) * | 2002-11-29 | 2004-06-24 | Honda Motor Co Ltd | Cooling device of fuel cell |
| JP2005090376A (en) * | 2003-09-18 | 2005-04-07 | Honda Motor Co Ltd | Power unit equipped with internal combustion engine and sterling engine |
| US20050223725A1 (en) * | 2004-04-12 | 2005-10-13 | York International Corporation | Chiller sound reduction control system and method |
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