CN208885381U - A kind of energy-saving cooling device for diesel generating set - Google Patents
A kind of energy-saving cooling device for diesel generating set Download PDFInfo
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- CN208885381U CN208885381U CN201821319862.0U CN201821319862U CN208885381U CN 208885381 U CN208885381 U CN 208885381U CN 201821319862 U CN201821319862 U CN 201821319862U CN 208885381 U CN208885381 U CN 208885381U
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- radiator
- generating set
- energy
- driving motor
- diesel generating
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Abstract
The utility model discloses a kind of energy-saving cooling devices for diesel generating set, belong to diesel-driven generator technical group field, diesel generating set is by diesel engine drives, cooling device includes radiator of water tank and radiator fan, radiator fan is fixedly arranged on the inlet side of radiator of water tank, it further include driving motor and frequency converter, the output shaft of driving motor is fixedly connected with radiator fan, frequency converter and driving motor are electrically connected, the energy-saving cooling device of the utility model, radiator fan for radiator of water tank is driven by independent driving motor, and driving motor can be adjusted its revolving speed by frequency converter, reach energy-efficient purpose.
Description
Technical field
The utility model belongs to diesel-driven generator technical group field, in particular to a kind of energy conservation for diesel generating set
Type cooling water tank.
Background technique
Diesel generating set is a kind of generating equipment of diesel engine drives, and diesel engine is generated by burning diesel oil
Energy is converted into electric energy.The amount of heat that diesel engine generates at work passes to coolant liquid, and is sent by coolant pump
Radiator of water tank is radiated by cooling fin forced ventilation of the radiator fan to radiator of water tank, and coolant liquid after cooling is back to
Diesel engine realizes the cooling of diesel engine.
Temperature when diesel engine works is related with its load and environment temperature, in order to guarantee diesel engine various
Normal operation under operating condition, radiator fan must be designed according to worst operating condition.The radiator fan of the prior art mainly has
Following two driving method: (1) it is installed on the crankshaft back end of diesel engine, is directly driven by diesel engine；(2) by diesel oil
Engine passes through belt wheel drive.No matter above which kind of driving method is taken, because of the invariablenes turning speed of diesel engine, radiator fan
It can work under the rated speed of design and rated power, and when diesel engine work is under underload or low temperature environment
When, it will result in the waste of unnecessary energy.
Utility model content
The utility model is to overcome problems of the prior art, is provided a kind of for the energy-saving of diesel generating set
Cooling device, the radiator fan for radiator of water tank is driven by independent driving motor, and driving motor can pass through frequency converter
Its revolving speed is adjusted, energy-efficient purpose is reached.
The utility model is to solve above-mentioned problems of the prior art, is adopted the following technical scheme that.
A kind of energy-saving cooling device for diesel generating set, the diesel generating set are driven by diesel engine
Dynamic, the cooling device includes radiator of water tank and radiator fan, and the radiator fan is fixedly arranged on the inlet side of radiator of water tank,
It is characterized by also including driving motor and frequency converter, the output shaft of the driving motor is fixedly connected with radiator fan, described
Frequency converter and driving motor are electrically connected.
It further, further include temperature sensor and PID regulator, the temperature sensor is installed on radiator of water tank
On cooling liquid outlet pipeline, the temperature sensor, PID regulator and frequency converter are successively electrically connected.
Further, the output end of the power supply of the frequency converter and diesel generating set is electrically connected.
Further, the driving motor is one kind of ordinary motor or variable-frequency motor.
Further, the driving motor is variable-frequency motor.
Compared with the existing technology, the utility model achieve it is following the utility model has the advantages that
1, the energy-saving cooling device for diesel generating set of the utility model, the water tank wind for radiator of water tank
Fan is driven by independent driving motor, and driving motor can be adjusted its revolving speed by frequency converter, so as to according to diesel oil
The load and environment temperature of cluster engine carry out the revolving speed of regulating tank fan, when diesel engine works in underload or low temperature ring
When under border, the revolving speed of radiator fan can be reduced to reduce energy consumption, reach energy-efficient purpose.
2, the energy-saving cooling device for diesel generating set of the utility model passes through temperature sensor and PID tune
Device is saved, the height for the coolant temperature that can be exported according to radiator of water tank automates the revolving speed of regulating tank fan, can precisely control
The temperature of diesel engine processed while energy-saving, ensure that the safe operation of diesel generating set.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structural schematic diagram of the energy-saving cooling device of the utility model.
In figure: 1, radiator of water tank；2, radiator fan；3, driving motor；4, frequency converter；5, temperature sensor；6, PID tune
Save device.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, the technical solution in embodiment is carried out it is clear, complete
Ground description.Obviously, described embodiment is only a part of the embodiment of the utility model, instead of all the embodiments.
Based on the embodiments of the present invention, institute obtained by those of ordinary skill in the art without making creative efforts
There are other embodiments, fall within the protection scope of the utility model.
A kind of energy-saving cooling device for diesel generating set, diesel generating set is by diesel engine drives.
As shown in Figure 1, cooling device includes radiator of water tank 1 and radiator fan 2, the cooling liquid inlet of radiator of water tank 1
It is connect with the outlet of the coolant pump of diesel engine using pipeline, the cooling liquid outlet of radiator of water tank 1 and diesel engine
Cooling liquid inlet is connected using pipeline.The coolant liquid of the forming closeds such as coolant pump, radiator of water tank 1 and connecting line recycles
Circuit.Radiator fan 2 is fixedly arranged on the inlet side of radiator of water tank 1, by the forced ventilation of radiator fan 2 by radiator of water tank 1
The heat carried in interior coolant liquid is blown into atmosphere.
Cooling device further includes driving motor 3 and frequency converter 4, and the output shaft and radiator fan 2 of driving motor 3 are fixed to be connected
It connects, for driving radiator fan 2 to rotate.Frequency converter 4 and driving motor 3 are electrically connected, and frequency converter 4 is for controlling and adjusting driving
3 revolving speed of motor.
Preferred scheme, further includes temperature sensor 5 and PID regulator 6, and temperature sensor 5 is installed on radiator of water tank 1
Cooling liquid outlet pipeline on, temperature sensor 5, PID regulator 6 and frequency converter 4 are successively electrically connected.
Temperature sensor 5 detects the coolant temperature that radiator of water tank 1 exports, and temperature signal is converted to voltage signal
It is sent into PID regulator 6 afterwards, the output signal of PID regulator 6 is sent to frequency converter 4, and frequency converter 4 is according to its output of this Signal Regulation
Frequency is to adjust the revolving speed of driving motor 3.The coolant temperature that the detection of temperature sensor 5 is exported to radiator of water tank 1 is higher
When, frequency converter 4 exports upper frequency, and radiator fan 2 is with faster revolving speed quick rotation, to increase the heat dissipation of radiator of water tank 1
Amount；And when the coolant temperature that the detection of temperature sensor 5 is exported to radiator of water tank 1 is lower, Reverse Turning Control.Pass through PID tune
Section and frequency converter 4 can be accurately controlled the temperature of diesel engine, thus run radiator fan 2 with most suitable revolving speed,
Reach optimal energy-saving effect, while energy-saving, ensure that the safe operation of diesel generating set.
Preferred scheme, the power supply of frequency converter 4 and the output end of diesel generating set are electrically connected, and take electricity and wiring side
Just.
Preferred scheme, driving motor 3 are one kind of ordinary motor or variable-frequency motor.
Preferred scheme, driving motor 3 are variable-frequency motor.Variable-frequency motor can be high by 10% or so compared with its efficiency of ordinary motor,
And temperature rise can be small by 20% or so, especially suitable for needing frequent starting, the frequent occasion for adjusting the speed, frequently braking.
The content of this specification embodiment is only an enumeration of the implementation forms of the utility model concept, the utility model
Protection scope should not be construed as being limited to the specific forms stated in the embodiments, and the protection scope of the utility model is also and in this
Field technical staff according to the utility model design it is conceivable that equivalent technologies mean.
Claims (5)
1. a kind of energy-saving cooling device for diesel generating set, the diesel generating set by diesel engine drives,
The cooling device includes radiator of water tank (1) and radiator fan (2), and the radiator fan (2) is fixedly arranged on radiator of water tank (1)
Inlet side, it is characterised in that: further include driving motor (3) and frequency converter (4), the output shaft and water of the driving motor (3)
Case fan (2) is fixedly connected, and the frequency converter (4) and driving motor (3) are electrically connected.
2. a kind of energy-saving cooling device for diesel generating set according to claim 1, it is characterised in that: also wrap
Temperature sensor (5) and PID regulator (6) are included, the coolant liquid that the temperature sensor (5) is installed on radiator of water tank (1) goes out
On mouth pipeline, the temperature sensor (5), PID regulator (6) and frequency converter (4) are successively electrically connected.
3. described in any item a kind of energy-saving cooling devices for diesel generating set according to claim 1~2, feature
Be: the power supply of the frequency converter (4) and the output end of diesel generating set are electrically connected.
4. a kind of energy-saving cooling device for diesel generating set according to claim 1, it is characterised in that: described
Driving motor (3) is one kind of ordinary motor or variable-frequency motor.
5. a kind of energy-saving cooling device for diesel generating set according to claim 4, it is characterised in that: described
Driving motor (3) is variable-frequency motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821319862.0U CN208885381U (en) | 2018-08-15 | 2018-08-15 | A kind of energy-saving cooling device for diesel generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821319862.0U CN208885381U (en) | 2018-08-15 | 2018-08-15 | A kind of energy-saving cooling device for diesel generating set |
Publications (1)
| Publication Number | Publication Date |
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| CN208885381U true CN208885381U (en) | 2019-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821319862.0U Active CN208885381U (en) | 2018-08-15 | 2018-08-15 | A kind of energy-saving cooling device for diesel generating set |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110044198A (en) * | 2019-05-24 | 2019-07-23 | 河南省康奥散热器有限公司 | A kind of energy-saving and frequency-variable type radiator of water tank with sand prevention mute function |
-
2018
- 2018-08-15 CN CN201821319862.0U patent/CN208885381U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110044198A (en) * | 2019-05-24 | 2019-07-23 | 河南省康奥散热器有限公司 | A kind of energy-saving and frequency-variable type radiator of water tank with sand prevention mute function |
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