CN206972629U - A kind of hydraulic oil source system of convection type fast temperature regulation and control - Google Patents
A kind of hydraulic oil source system of convection type fast temperature regulation and control Download PDFInfo
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- CN206972629U CN206972629U CN201720562127.1U CN201720562127U CN206972629U CN 206972629 U CN206972629 U CN 206972629U CN 201720562127 U CN201720562127 U CN 201720562127U CN 206972629 U CN206972629 U CN 206972629U
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- fuel tank
- oil
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- high temperature
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Abstract
The utility model provides a kind of hydraulic oil source system of convection type fast temperature regulation and control,It includes high temperature fuel tank,Low temperature fuel tank,Mix fuel tank,Heater,Cooling device,Control panel and industrial computer,High temperature fuel tank and low temperature fuel tank are connected by pipeline with mix fuel tank respectively,Mix fuel tank is connected with outside fueller by pipeline,Heater is arranged on high temperature fuel tank internal,Cooling device is arranged on low temperature fuel tank internal,Mix fuel tank is internally provided with buffer board,Buffer board will be divided into convective region and reserve inside mix fuel tank,Three fuel tanks are provided with oil supply system provided by the utility model,Oil temperature in high temperature fuel tank maintains constant high temperature,Oil temperature in low temperature fuel tank maintains constant low temperature,Oil temperature in mix fuel tank is according to the demand of temperature,Control high temperature and low temperature oil inlet,It is mixed into a certain amount of high temperature or low temperature hydraulic oil,Realize the function of fast temperature regulation and control.
Description
Technical field
The utility model belongs to mechanized equipment field, is related to a kind of real using the mode for mixing high temperature and low temperature hydraulic oil
The fast-changing hydraulic oil source system of existing oil liquid temperature.
Background technology
Hydraulic oil source is part important in hydraulic drive and servo-control system, and it can effectively be supplied to system
Flow and pressure needed for executive component, and the control of fuel tank can be carried out to the pressure, oil temperature, dustiness of hydraulic system.
In the actual use operating mode of hydraulic air product, oil liquid temperature can reach 80 DEG C.In the experiment of hydraulic product, to oil liquid temperature
Also there is different demands, such as low temperature, normal temperature and high temperature.In laboratory, general high temperature oil sources and low temperature oil sources are separately controlled, if examination
It is few to test comparison of item, building two sets of different temperatures oil sources expenses can be higher.Some oil sources are also compatible with the function of high/low temperature, its principle
It is one quick heater and cooler device of increase on pipeline, although the change of oil liquid temperature can be realized, energy expenditure is very
Height, and because volume of fuel tank is big, heating and cooling velocity are very slow.Some experimental conditions, project of the oil temperature as test parameters,
The fast-changing index of its oil liquid temperature, determines test accuracy.
Utility model content
For the weak point of existing hydraulic oil source, the utility model provides a kind of liquid that can realize fast temperature regulation and control
Press oil oil sources.There are three fuel tanks, a high temperature fuel tank, a low temperature fuel tank, a mix fuel tank in oil supply system.High temperature fuel tank
Interior oil temperature maintains constant high temperature, and the oil temperature in low temperature fuel tank maintains constant low temperature, and the oil temperature in mix fuel tank is according to temperature
Demand, control high temperature and low temperature oil inlet, be mixed into a certain amount of high temperature or low temperature hydraulic oil, realize the work(of fast temperature regulation and control
Energy.
What the utility model was realized in：
The utility model provides a kind of hydraulic oil source system of convection type fast temperature regulation and control, and it includes high temperature fuel tank, low
Warm fuel tank, mix fuel tank, heater, cooling device, control panel and industrial computer, high temperature fuel tank and low temperature the fuel tank difference
It is connected by pipeline with mix fuel tank, the mix fuel tank is connected with outside fueller by pipeline,
The heater is arranged in the high temperature fuel tank, and the cooling device is arranged in the low temperature fuel tank,
Buffer board is provided with the mix fuel tank, the mix fuel tank is divided into convective region and oil storage by the buffer board
Area,
The reserve of the high temperature fuel tank, low temperature fuel tank and the mix fuel tank is respectively arranged with liquid level gauge and temperature
Meter,
First is provided with pipeline between the oil outlet end of the high temperature fuel tank and the first oil-inlet end of the mix fuel tank
Oil-feed pump, second is provided with the pipeline between the oil outlet end of the low temperature fuel tank and the second oil-inlet end of the mix fuel tank and is entered
It is fuel-displaced that first is provided with pipeline between the oil-inlet end of oil pump, the first oil outlet end of the mix fuel tank and the high temperature fuel tank
It is fuel-displaced that second is provided with pipeline between the oil-inlet end of pump, the second oil outlet end of the mix fuel tank and the low temperature fuel tank
Pump, oil feed pump is provided between the mix fuel tank and the outside fueller,
First oil-feed pump, the second oil-feed pump, the first oil outlet pump, the second oil outlet pump, liquid level gauge, thermometer, cooling dress
Put, heater is connected with control panel communication connection, the control panel with the industrial computer by data/address bus respectively.
Preferably, the control panel is provided with the first temperature threshold, second temperature threshold value, the 3rd temperature threshold, the first liquid
Position threshold value, the second level threshold and the 3rd level threshold,
When the hydraulic fluid temperature in the high temperature fuel tank is less than the first temperature threshold, the control panel controls the heating
Device is begun to warm up, and when the hydraulic fluid temperature in the low temperature fuel tank is higher than second temperature threshold value, the control panel controls institute
Cooling device is stated to begin to cool down；When the hydraulic fluid temperature in the mix fuel tank is less than three temperature thresholds, the control panel
Open the first oil-feed and be pumped into high temperature oil, it is described when the hydraulic fluid temperature in the mix fuel tank is higher than three temperature thresholds
Control panel opens the second oil-feed and is pumped into low-temperature oil, and
When the liquid level of the high temperature fuel tank is less than the first level threshold, the control panel opens the first oil outlet pump from mixing
Hydraulic oil is pumped into high temperature fuel tank in fuel tank, when the liquid level of the low temperature fuel tank is less than the second level threshold, the control
Plate opens the second oil outlet pump and is pumped into hydraulic oil into low temperature fuel tank out of mix fuel tank, when the liquid level of the mix fuel tank is less than the
During three level thresholds, the control panel opens oil feed pump and is pumped into hydraulic oil from outside fueller.
Preferably, it is coated with fuel tank thermal insulation layer outside the high temperature fuel tank, low temperature fuel tank and mix fuel tank.
Preferably, first temperature threshold is 110 to 130 degree, and the second temperature threshold value is -15 to -25 degree.
Preferably, the pipeline is high-low temperature resistant flexible pipe.
Preferably, the volume of the mix fuel tank is more than the volume sum of high temperature fuel tank and low temperature fuel tank.
Preferably, the cooling device include be arranged on the low temperature fuel tank internal cool-heat-exchanger and with it is described cold
The cooling tower of heat exchanger connection.
Compared with prior art, the utility model has the advantages that：
1. three fuel tanks are provided with oil supply system provided by the utility model, a high temperature fuel tank, a low temperature fuel tank,
One mix fuel tank.Oil temperature in high temperature fuel tank maintains constant high temperature, and the oil temperature in low temperature fuel tank maintains constant low temperature, mixing
Oil temperature in fuel tank controls high temperature and low temperature oil inlet, is mixed into a certain amount of high temperature or low temperature hydraulic oil according to the demand of temperature,
Realize the function of fast temperature regulation and control.
2. the utility model carries out heating cooling oil temperature by convection type, it is fast to rise (drop) warm speed.Outside three fuel tanks
Thermal insulation layer is provided with, reduces heat exchange, heat is reduced and scatters and disappears, improve efficiency.
3. the utility model is simple in construction, an oil supply system can realize the supply of the hydraulic oil of different temperatures, meet
The demand of different experimental conditions.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the dimensional structure diagram of one embodiment of the present utility model；
Fig. 3 is structural schematic block diagram of the present utility model；And
Fig. 4 is workflow schematic diagram of the present utility model.
Embodiment
Exemplary embodiment, feature and aspect of the present utility model are described in detail below with reference to accompanying drawing.It is identical in accompanying drawing
Reference represent the same or analogous element of function.Although the various aspects of embodiment are shown in the drawings, remove
Non-specifically point out, it is not necessary to accompanying drawing drawn to scale.
The utility model provides a kind of hydraulic oil source system of convection type fast temperature regulation and control, as shown in Figure 1 to Figure 3, its
Including high temperature fuel tank 1, low temperature fuel tank 2, mix fuel tank 3, heater 4, cooling device 5, control panel 6 and industrial computer 7, high temperature
Fuel tank 1 and low temperature fuel tank 2 are connected by pipeline with mix fuel tank 3 respectively, and mix fuel tank 3 is connected with outside fuel feeding by pipeline and filled
Put.Outside fueller is used to carry out fuel feeding to mix fuel tank 3, and when needed, oil is further supplied to high temperature by mix fuel tank 3
Fuel tank 1 and low temperature fuel tank 2.
Oil temperature in high temperature fuel tank 1 maintains constant high temperature, and the oil temperature in low temperature fuel tank 2 maintains constant low temperature, miscella
Oil temperature in case 3 controls high temperature and low temperature oil inlet, is mixed into a certain amount of high temperature or low temperature hydraulic oil according to the demand of temperature,
Realize that fast temperature regulates and controls, to obtain the hydraulic oil of different temperatures, meet different experiment demands.
Heater 4 is arranged on the inside of high temperature fuel tank 1, and heater 4 adds to the hydraulic oil inside high temperature fuel tank 1
Heat.Heater 4 includes the heater 42 for being arranged on the heater strip 41 of high temperature fuel tank internal and being connected with the heater strip 41.
Cooling device 5 includes being arranged on the cool-heat-exchanger 51 inside low temperature fuel tank 2 and the cooling tower connected with cool-heat-exchanger 51
52, cooling device 5 cools down to the hydraulic oil inside low temperature fuel tank 2.
Mix fuel tank 3 is internally provided with buffer board 31, and buffer board 31 will be divided into convective region 32 and storage inside mix fuel tank 3
Oily area 33, convective region 32 are used for the low temperature hydraulic oil of the high temperature hydraulic oil and low temperature fuel tank delivered inside to the conveying of high temperature fuel tank
Mixed, with the hydraulic oil of the certain temperature needed, and hydraulic oil is stored in convective region 32.In actual applications,
Buffer board 31 is the folded plate with chamfering.
Liquid level gauge 8 and thermometer are respectively arranged with inside high temperature fuel tank 1, inside the inside of low temperature fuel tank 2 and reserve 33
9, liquid level gauge 8 is used to measure the liquid of the hydraulic oil inside high temperature fuel tank 1, inside the inside of low temperature fuel tank 2 and reserve 33 respectively
Position, and liquid level is sent to control panel, thermometer 9 is used to measuring respectively inside high temperature fuel tank 1, the inside of low temperature fuel tank 2 and storage
The temperature of hydraulic oil inside oily area 33, and temperature is sent to control panel 6.
First is provided with pipeline between the oil outlet end 101 of high temperature fuel tank 1 and the first oil-inlet end 301 of mix fuel tank 3
Oil-feed pump 10, second is provided with the pipeline between the oil outlet end 201 of low temperature fuel tank 2 and the second oil-inlet end 302 of mix fuel tank 3
Oil-feed pump 11, first is provided with the pipeline between the first oil outlet end 303 of mix fuel tank 3 and the oil-inlet end 102 of high temperature fuel tank 1
Oil outlet pump 12, second is provided with the pipeline between the second oil outlet end 304 of mix fuel tank 3 and the oil-inlet end 202 of low temperature fuel tank 2
Oil outlet pump 13, oil feed pump 14 is provided between mix fuel tank 3 and outside fueller.
First oil-feed pump 10, the second oil-feed pump 11, the first oil outlet pump 12, the second oil outlet pump 13, liquid level gauge 8, thermometer 9,
Cooling tower 52, heater 4 are communicated with control panel 6 connect respectively, and control panel 6 is connected with industrial computer 7 by data/address bus.Industry control
Machine 7 provides human-computer interaction interface, and control panel 6 is configured.
Preferably, it is coated with fuel tank thermal insulation layer 15 outside high temperature fuel tank 1, low temperature fuel tank 2 and mix fuel tank 3.
Preferably, heater 4 is provided with heater strip.
Preferably, control panel 6 is provided with the first temperature threshold, second temperature threshold value, the 3rd temperature threshold, the first liquid level threshold
Value, the second level threshold and the 3rd level threshold,
When the temperature in high temperature fuel tank 1 is less than the first temperature threshold, control panel 6 controls heater 4 to begin to warm up, when
When temperature in low temperature fuel tank 2 is higher than second temperature threshold value, control panel 6 controls cooling device to begin to cool down, when in mix fuel tank 3
Temperature when being less than three temperature thresholds, control panel 6 opens the first oil-feed and is pumped into high temperature oil, the temperature in mix fuel tank 3
During higher than three temperature thresholds, control panel 6 opens the second oil-feed and is pumped into low-temperature oil,
When the liquid level of high temperature fuel tank 1 is less than the first level threshold, control panel 6 opens the first oil outlet pump from mix fuel tank 1
Interior to be pumped into hydraulic oil into high temperature fuel tank, when the liquid level of low temperature fuel tank 2 is less than the second level threshold, control panel 6 opens second
Oil outlet pump is pumped into hydraulic oil out of mix fuel tank 3 into low temperature fuel tank 2, when the liquid level of mix fuel tank 3 is less than the 3rd level threshold
When, control panel 6 opens oil feed pump and is pumped into hydraulic oil from outside fueller.
Preferably, pipeline can also be high-low temperature resistant flexible pipe except that can be metal tube.
Preferably, the utility model also provides the controlling party that a kind of hydraulic oil source system realizes the regulation and control of convection type fast temperature
Method, as shown in figure 4, it comprises the following steps：
S1, when the temperature in the high temperature fuel tank is less than the first temperature threshold, the control panel control heating dress
Put and begin to warm up；
S2, when the temperature in the low temperature fuel tank is higher than second temperature threshold value, the control panel control cooling dress
Put and begin to cool down；
S3, when the temperature in the mix fuel tank is less than three temperature thresholds, the control panel opens the first oil-feed pump
High temperature oil is pumped into, when the temperature in the mix fuel tank is higher than three temperature thresholds, the control panel opens the second oil-feed pump
It is pumped into low-temperature oil；
S4, when the liquid level of the high temperature fuel tank is less than the first level threshold, the control panel open the first oil outlet pump from
In mix fuel tank hydraulic oil is pumped into high temperature fuel tank；
S5, when the liquid level of the low temperature fuel tank is less than the second level threshold, the control panel open the second oil outlet pump from
In mix fuel tank hydraulic oil is pumped into low temperature fuel tank；
S6, when the liquid level of the mix fuel tank is less than three level thresholds, the control panel opens oil feed pump from outside
Fueller is pumped into hydraulic oil.
The volume of mix fuel tank 3 needs the volume sum for being more than high temperature fuel tank 1 and low temperature fuel tank 2, and the volume of fuel tank 3 is
100L, then the volume of fuel tank 1 and fuel tank 2 is respectively 150L.The distribution mode of its three fuel tanks is not limited to heat cooling oil box top,
Mix fuel tank bottom, can also three fuel tank tilings.
Described oil tank heating apparatus, it is not limited only to heater strip mode and heats, other manner is heated also in protection domain,
Its watt level determines the heating rate of oil temperature.Heater is placed on the inside of oil supply system, the top of three fuel tanks.
Described oil tank cooling device, water cooling is not limited to, other manner is cooled down also within protection domain, its watt level
Determine the rate of temperature fall of oil temperature.Cooling tower is placed on the outside of oil supply system.
Described control panel, be not limited to be placed on the inside of oil supply system, outside can also be placed on, by cable and pump and
Various kinds of sensors is connected.
Operation principle of the present utility model is further explained with reference to embodiment：
Control panel 6 is provided with the first temperature threshold, second temperature threshold value, the 3rd temperature threshold, the first level threshold, second
Level threshold and the 3rd level threshold,
In the present embodiment, the first temperature threshold is arranged to 120 degree, and second temperature threshold value is arranged to -20 degree, the 3rd temperature
Threshold value can be set according to user's request.Assuming that the volume of high temperature fuel tank 1 and low temperature fuel tank 2 is 100L, its size is length
The high 500mm of the wide 400mm of 500mm, the volume of mix fuel tank 3 is 150L, and its cun is the long 500 wide high 300mm of 100mm, then the first liquid
Position threshold value is arranged to 400mm, and the second level threshold is arranged to 400mm, and the 3rd level threshold is arranged to 250mm.
In specific application, under initial situation, the mass ratio of low-temperature oil and high temperature oil can be determined by below equation, fluid
Mixing is according to heat conservation principle, and the heat that high temperature oil loses is equal to the heat that low-temperature oil obtains, and two kinds of oil may eventually reach one
The temperature value of individual stabilization, its rule coincidence formula c × m1×(T1 is high-TSurely)=c × m2×(TSurely-T2 is low), wherein c is the ratio of fluid
Thermal capacitance, m1 be high temperature oil quality, m2 be low-temperature oil quality, T1 is highFor high temperature oil initial temperature, T2 is lowIt is initially warm for low-temperature oil
Degree, TSurelyStable temperature after hydraulic oil mixing for two kinds of temperature.For example, in order to obtain the miscella that temperature is 80 DEG C, high temperature
If oil 10L, according to c × 10 × (120-80)=c × m2× (80- (- 20)), can obtain low-temperature oil needs 4L.
Due to having temperature sensor in each fuel tank, oil liquid temperature can be monitored in real time, the input and output of fluid are all
It is dynamic regulation, in the range of closed-loop control.
When the temperature in high temperature fuel tank 1 is less than the first temperature threshold, control panel 6 controls heater 4 to begin to warm up, when
When temperature in low temperature fuel tank 2 is higher than second temperature threshold value, control panel 6 controls cooling device to begin to cool down, when in mix fuel tank 3
Temperature when being less than three temperature thresholds, control panel 6 opens the first oil-feed and is pumped into high temperature oil, the temperature in mix fuel tank 3
During higher than three temperature thresholds, control panel 6 opens the second oil-feed and is pumped into low-temperature oil, until the temperature in mix fuel tank reaches the
Three temperature thresholds.
When the liquid level of high temperature fuel tank 1 is less than the first level threshold, control panel 6 opens the first oil outlet pump from mix fuel tank 1
Interior to be pumped into hydraulic oil into high temperature fuel tank, when the liquid level of low temperature fuel tank 2 is less than the second level threshold, control panel 6 opens second
Oil outlet pump is pumped into hydraulic oil out of mix fuel tank 3 into low temperature fuel tank 2, when the liquid level of mix fuel tank 3 is less than the 3rd level threshold
When, control panel 6 opens oil feed pump and is pumped into hydraulic oil from outside fueller.
Finally it should be noted that：Above-described each embodiment is merely to illustrate the technical solution of the utility model, rather than
It is limited；Although the utility model is described in detail with reference to the foregoing embodiments, one of ordinary skill in the art
It should be understood that：It can still modify to the technical scheme described in previous embodiment, or to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or substitutions, the essence of appropriate technical solution is departed from the utility model
The scope of each embodiment technical scheme.
Claims (7)
- A kind of 1. hydraulic oil source system of convection type fast temperature regulation and control, it is characterised in that：It includes high temperature fuel tank, low-temperature oil Case, mix fuel tank, heater, cooling device, control panel and industrial computer, the high temperature fuel tank and low temperature fuel tank pass through respectively Pipeline is connected with mix fuel tank, and the mix fuel tank is connected with outside fueller by pipeline,The heater is arranged in the high temperature fuel tank, and the cooling device is arranged in the low temperature fuel tank,Buffer board is provided with the mix fuel tank, the mix fuel tank is divided into convective region and reserve by the buffer board,The reserve of the high temperature fuel tank, low temperature fuel tank and the mix fuel tank is respectively arranged with liquid level gauge and thermometer,The first oil-feed is provided with pipeline between the oil outlet end of the high temperature fuel tank and the first oil-inlet end of the mix fuel tank Pump, the second oil-feed is provided with the pipeline between the oil outlet end of the low temperature fuel tank and the second oil-inlet end of the mix fuel tank It is fuel-displaced that first is provided with pipeline between the oil-inlet end of pump, the first oil outlet end of the mix fuel tank and the high temperature fuel tank It is fuel-displaced that second is provided with pipeline between the oil-inlet end of pump, the second oil outlet end of the mix fuel tank and the low temperature fuel tank Pump, oil feed pump is provided between the mix fuel tank and the outside fueller,First oil-feed pump, the second oil-feed pump, the first oil outlet pump, the second oil outlet pump, liquid level gauge, thermometer, cooling device, plus Thermal is communicated with the control panel connect respectively, and the control panel is connected with the industrial computer by data/address bus.
- 2. the hydraulic oil source system of convection type fast temperature regulation and control according to claim 1, it is characterised in that：The control Plate be provided with the first temperature threshold, second temperature threshold value, the 3rd temperature threshold, the first level threshold, the second level threshold and 3rd level threshold.
- 3. the hydraulic oil source system of the convection type fast temperature regulation and control according to claims 1 or 2, it is characterised in that：Institute State and be coated with fuel tank thermal insulation layer outside high temperature fuel tank, low temperature fuel tank and mix fuel tank.
- 4. the hydraulic oil source system of convection type fast temperature regulation and control according to claim 2, it is characterised in that：Described first Temperature threshold is 110 to 130 degree, and the second temperature threshold value is -15 to -25 degree.
- 5. the hydraulic oil source system of the convection type fast temperature regulation and control according to claims 1 or 2, it is characterised in that：Institute It is high-low temperature resistant flexible pipe to state pipeline.
- 6. the hydraulic oil source system of the convection type fast temperature regulation and control according to claims 1 or 2, it is characterised in that：Institute The volume for stating mix fuel tank is more than the volume sum of high temperature fuel tank and low temperature fuel tank.
- 7. the hydraulic oil source system of the convection type fast temperature regulation and control according to claims 1 or 2, it is characterised in that：Institute Stating cooling device includes being arranged on the cool-heat-exchanger of the low temperature fuel tank internal and is connected with the cool-heat-exchanger cold But tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720562127.1U CN206972629U (en) | 2017-05-19 | 2017-05-19 | A kind of hydraulic oil source system of convection type fast temperature regulation and control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720562127.1U CN206972629U (en) | 2017-05-19 | 2017-05-19 | A kind of hydraulic oil source system of convection type fast temperature regulation and control |
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| Publication Number | Publication Date |
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| CN206972629U true CN206972629U (en) | 2018-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720562127.1U Active CN206972629U (en) | 2017-05-19 | 2017-05-19 | A kind of hydraulic oil source system of convection type fast temperature regulation and control |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108465495A (en) * | 2018-03-22 | 2018-08-31 | 山西能源学院 | A kind of oil bath heating device of local cooling |
| CN114061679A (en) * | 2021-11-10 | 2022-02-18 | 四川泛华航空仪表电器有限公司 | High-low temperature oil mass measuring device of intelligent sensor for aviation |
-
2017
- 2017-05-19 CN CN201720562127.1U patent/CN206972629U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108465495A (en) * | 2018-03-22 | 2018-08-31 | 山西能源学院 | A kind of oil bath heating device of local cooling |
| CN114061679A (en) * | 2021-11-10 | 2022-02-18 | 四川泛华航空仪表电器有限公司 | High-low temperature oil mass measuring device of intelligent sensor for aviation |
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