CN204532656U - Energy-saving standby generator sets diesel engine pre-heating system - Google Patents
Energy-saving standby generator sets diesel engine pre-heating system Download PDFInfo
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- CN204532656U CN204532656U CN201420833912.2U CN201420833912U CN204532656U CN 204532656 U CN204532656 U CN 204532656U CN 201420833912 U CN201420833912 U CN 201420833912U CN 204532656 U CN204532656 U CN 204532656U
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Abstract
The utility model discloses a kind of energy-saving standby generator sets diesel engine pre-heating system, comprise and run diesel engine and standby car diesel engine, run diesel engine and be provided with cooling line for car diesel engine, run diesel engine to be all connected with low temperature fresh water water supply equipment with the low temperature water intake of the cooling line of standby car diesel engine, run diesel engine to be also connected with the intake pipe of preheating unit respectively by pipeline with the low temperature water intake of the cooling line of standby car diesel engine, and described pipeline is provided with control valve; Preheating unit is connected with swelling water tank by water tank connecting pipe road, runs diesel engine and is connected with described water tank connecting pipe road respectively by pipeline with the ventilative and high-temperature water preheating mouth in the cooling line of standby car diesel engine.The utility model runs the high temperature jacket water of generator set diesel engine with heat by drawing, and carries out circulating-heating, make it keep diesel engine to be in optimum start state to the diesel generating set under standby car state.
Description
Technical field
The utility model relates to a kind of energy-saving standby generator sets diesel engine pre-heating system, is applicable to the pre-hot standby car of boats and ships standby generator sets diesel engine.
Background technique
All pre-hot standby car can be carried out before general diesel engine starting, ensure the damage that diesel engine Successful startup probability and minimizing cold starting bring machine, by circulating-heating jacket water, preheating is carried out to diesel-engine body, to thermals source such as the many employing electricity of jacket water mode of heating, steam, deep fats; Public power station standby generator sets is needed to control automatically to start at any time according to whole ship load by power management system (PMS), in order to ensure the starting at any time of standby generator sets diesel engine, to be continued by the circulating water pump of jacket water preheating unit and heating equipment or discontinuity work keeps diesel engine to be in optimum start state.Every platform generator set diesel engine is all furnished with independently jacket water preheating unit simultaneously.
But there is following defect in existing standby generator sets diesel engine pre-heating system:
A. need extra heat source, cause energy loss and increase operating cost.
B. preheating unit quantity is many, and cost is high.
Model utility content
For the problems referred to above, the utility model provides a kind of energy-saving standby generator sets diesel engine pre-heating system, to solve the problems of the prior art.
To achieve these goals, the technical solution of the utility model is as follows:
Energy-saving standby generator sets diesel engine pre-heating system, it is characterized in that, comprise and run diesel engine and standby car diesel engine, run diesel engine and be provided with cooling line for car diesel engine, run diesel engine to be all connected with low temperature fresh water water supply equipment with the low temperature water intake of the cooling line of standby car diesel engine, run diesel engine to be also connected with the intake pipe of preheating unit respectively by pipeline with the low temperature water intake of the cooling line of standby car diesel engine, and described pipeline is provided with control valve; Preheating unit is connected with swelling water tank by water tank connecting pipe road, runs diesel engine and is connected with described water tank connecting pipe road respectively by pipeline with the ventilative and high-temperature water preheating mouth in the cooling line of standby car diesel engine.
In a preferred embodiment of the present utility model, described preheating unit comprises heating equipment and the circulating water pump of series winding.
In a preferred embodiment of the present utility model, described operation diesel engine is connected with low temperature fresh water water supply equipment by low temperature fresh water water return pipeline with the low temperature water outlet of the cooling line of standby car diesel engine.
In a preferred embodiment of the present utility model, described operation diesel engine comprises two operation diesel engines.
In a preferred embodiment of the present utility model, described swelling water tank is connected with low temperature fresh water water supply equipment.
The utility model runs the high temperature jacket water of generator diesel oil with heat by drawing, and carries out circulating-heating, make it keep diesel engine to be in optimum start state to the diesel generating set under standby car state.
The utility model is applicable to the pre-hot standby car of boats and ships standby generator sets diesel engine, can ensure that Ship Power Station standby generator sets diesel oil is in optimum start state, carry out preheating by means of only operating unit diesel engine used heat, reduce preheating unit quantity simultaneously, while energy saving, reduce cost.
The detailed description and obtaining that feature of the present utility model can consult the graphic and following better mode of execution of this case is well understood to.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present utility model.
Embodiment
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, setting forth the utility model further below in conjunction with specific embodiment.
See Fig. 1, energy-saving standby generator sets diesel engine pre-heating system, comprises and runs diesel engine unit 10 and standby car diesel engine 20, in the present embodiment, runs diesel engine unit and comprises two operation diesel engines (also can be multiple stage).Three diesel engines share a set of preheating unit.Preheating unit comprises heating equipment 31 and the circulating water pump 32 of series winding.
Run diesel engine and be provided with cooling line for car diesel engine, run diesel engine to be all connected with low temperature fresh water water supply equipment (being provided with low temperature fresh water circulating pump) with the low temperature water intake of the cooling line of standby car diesel engine, run diesel engine 10 to be also connected respectively by the intake pipe of pipeline with circulating water pump 32 with the low temperature water intake G1 of the cooling line of standby car diesel engine 20, and described pipeline is provided with control valve.Preheating unit is connected with swelling water tank 50 by water tank connecting pipe road 40, runs diesel engine and is connected with described water tank connecting pipe road respectively by pipeline with the ventilative and high-temperature water preheating mouth F3 in the cooling line of standby car diesel engine.
Run diesel engine 10 to be connected with low temperature fresh water water supply equipment by low temperature fresh water water return pipeline with the low temperature water outlet G2 of the cooling line of standby car diesel engine 20.Swelling water tank is connected with low temperature fresh water water supply equipment.
During work: the control valve on the pipeline that operation diesel engine 10 is connected with the intake pipe of circulating water pump 32 is closed, now the heating equipment 31 of preheating unit is idle, and only circulating water pump work makes the ventilative and high-temperature water preheating mouth F3 place in standby car diesel engine 20 cooling line form negative pressure; Run diesel engine 10 cooling line due to the work of low temperature fresh water circulating pump and machine band high temperature fresh water pump makes high-temperature water preheating mouth F3 mouth place form malleation simultaneously, some high-temperature water with heat of such meeting flows into standby car diesel engine 20 from operation diesel engine 10, continuous circulating-heating under the effect of preheating unit circulating water pump, now swelling water tank 50 meeting moisturizing, to the import of low temperature fresh water circulating pump, ensures the water balance of whole system.
More than show and describe basic principle of the present utility model, major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; the just principle of the present utility model described in above-described embodiment and specification; under the prerequisite not departing from the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall in claimed scope of the present utility model.The protection domain that the utility model requires is defined by appending claims and equivalent thereof.
Claims (5)
1. energy-saving standby generator sets diesel engine pre-heating system, it is characterized in that, comprise and run diesel engine and standby car diesel engine, run diesel engine and be provided with cooling line for car diesel engine, run diesel engine to be all connected with low temperature fresh water water supply equipment with the low temperature water intake of the cooling line of standby car diesel engine, run diesel engine to be also connected with the intake pipe of preheating unit respectively by pipeline with the low temperature water intake of the cooling line of standby car diesel engine, and described pipeline is provided with control valve; Preheating unit is connected with swelling water tank by water tank connecting pipe road, runs diesel engine and is connected with described water tank connecting pipe road respectively by pipeline with the ventilative and high-temperature water preheating mouth in the cooling line of standby car diesel engine.
2. energy-saving standby generator sets diesel engine pre-heating system according to claim 1, it is characterized in that, described preheating unit comprises heating equipment and the circulating water pump of series winding.
3. energy-saving standby generator sets diesel engine pre-heating system according to claim 1, is characterized in that, described operation diesel engine is connected with low temperature fresh water water supply equipment by low temperature fresh water water return pipeline with the low temperature water outlet of the cooling line of standby car diesel engine.
4. energy-saving standby generator sets diesel engine pre-heating system according to claim 1, it is characterized in that, described operation diesel engine unit comprises two operation diesel engines.
5. energy-saving standby generator sets diesel engine pre-heating system according to claim 1, it is characterized in that, described swelling water tank is connected with low temperature fresh water water supply equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420833912.2U CN204532656U (en) | 2014-12-25 | 2014-12-25 | Energy-saving standby generator sets diesel engine pre-heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420833912.2U CN204532656U (en) | 2014-12-25 | 2014-12-25 | Energy-saving standby generator sets diesel engine pre-heating system |
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| CN204532656U true CN204532656U (en) | 2015-08-05 |
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| CN201420833912.2U Active CN204532656U (en) | 2014-12-25 | 2014-12-25 | Energy-saving standby generator sets diesel engine pre-heating system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112366895A (en) * | 2020-09-25 | 2021-02-12 | 沪东中华造船(集团)有限公司 | High-temperature water ventilation system and ventilation method for marine generator |
| CN113482829A (en) * | 2021-06-28 | 2021-10-08 | 沪东中华造船(集团)有限公司 | Fresh water mutual preheating heating method for marine diesel engine and diesel generator |
| CN113669185A (en) * | 2021-06-28 | 2021-11-19 | 沪东中华造船(集团)有限公司 | Multi-channel fresh water mutual preheating heating system and method for marine diesel engine and diesel generator |
-
2014
- 2014-12-25 CN CN201420833912.2U patent/CN204532656U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112366895A (en) * | 2020-09-25 | 2021-02-12 | 沪东中华造船(集团)有限公司 | High-temperature water ventilation system and ventilation method for marine generator |
| CN112366895B (en) * | 2020-09-25 | 2024-01-02 | 沪东中华造船(集团)有限公司 | High-temperature water ventilation system and ventilation method of marine generator |
| CN113482829A (en) * | 2021-06-28 | 2021-10-08 | 沪东中华造船(集团)有限公司 | Fresh water mutual preheating heating method for marine diesel engine and diesel generator |
| CN113669185A (en) * | 2021-06-28 | 2021-11-19 | 沪东中华造船(集团)有限公司 | Multi-channel fresh water mutual preheating heating system and method for marine diesel engine and diesel generator |
| CN113669185B (en) * | 2021-06-28 | 2022-08-05 | 沪东中华造船(集团)有限公司 | Multi-channel fresh water mutual preheating heating system and method for marine diesel engine and diesel generator |
| CN113482829B (en) * | 2021-06-28 | 2022-08-05 | 沪东中华造船(集团)有限公司 | Fresh water mutual preheating heating method for marine diesel engine and diesel generator |
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