CN113090729A - Apparatus and method for heating vehicle torque converter oil - Google Patents
Apparatus and method for heating vehicle torque converter oil Download PDFInfo
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- CN113090729A CN113090729A CN202110352333.0A CN202110352333A CN113090729A CN 113090729 A CN113090729 A CN 113090729A CN 202110352333 A CN202110352333 A CN 202110352333A CN 113090729 A CN113090729 A CN 113090729A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H41/00—Rotary fluid gearing of the hydrokinetic type
- F16H41/24—Details
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H41/00—Rotary fluid gearing of the hydrokinetic type
- F16H41/24—Details
- F16H41/30—Details relating to venting, lubrication, cooling, circulation of the cooling medium
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Abstract
The present application provides an apparatus and method of heating vehicle torque converter oil, the apparatus comprising: the first end of the first branch is connected with an original pressurizing gas pipeline and flows through a torque converter oil pipeline between a torque converter oil radiator and a hydraulic torque converter, and the second end of the first branch is connected with an intercooler. The controller is connected with the first branch and is used for starting the first branch when the oil outlet temperature is less than or equal to a first preset temperature threshold value and the difference value between the gas temperature and the oil outlet temperature is greater than or equal to a second preset temperature threshold value. Therefore, when the ambient temperature is too low, the high-temperature gas after the supercharging of the vehicle supercharger is utilized to heat the torque converter oil of the vehicle, the torque converter oil can work at the optimal temperature, and compared with a torque converter with the torque converter oil in a low-temperature state for a long time, the reliability of the torque converter is improved, the service life of the torque converter is prolonged, the power consumption can be saved, and the waste of gas heat after the supercharging of the supercharger is avoided.
Description
Technical Field
The present application relates to the field of vehicle technology, and more particularly, to an apparatus and method for heating vehicle torque converter oil.
Background
At present, torque converter oil of a construction machinery vehicle provided with a hydraulic torque converter is radiated by a torque converter oil radiator. When the environmental temperature is lower in winter, the vehicle starts to work from the lower temperature, when the vehicle is loaded on site or the vehicle moves less, a common driver does not engage in a gear, the output of the hydraulic torque converter is smaller, only the inside idles, the power consumption is less, and the oil temperature is lower.
Even if the vehicle moves for a distance occasionally and is in gear, the torque converter oil is not operated at the optimal temperature because the torque converter oil radiator is arranged in the torque converter oil pipeline and the fan is connected, and the resistance of the internal oil is increased if the torque converter oil is in a low-temperature state for a long time, the reliability of the torque converter is reduced, and the service life of the torque converter is shortened.
In addition, after the vehicle is started, even if the vehicle is in place and does not move or the moving distance is small, a bucket or a hydraulic rod of the vehicle works all the time, the engine continuously outputs power, the temperature of gas exhausted by the engine is high after pressurization and can reach more than 90 ℃, the high temperature of the pressurized gas is subjected to heat dissipation and cooling after passing through an intercooler, and heat waste is caused.
Therefore, how to heat the torque converter oil of the vehicle in cold conditions and when the vehicle moves a little, and the method can save power consumption and avoid waste of gas heat after the supercharger is supercharged, which is a technical problem to be solved in the field.
Disclosure of Invention
In order to solve the technical problem, the application provides a device and a method for heating vehicle torque converter oil, which can heat the vehicle torque converter oil under a cold condition, can save power consumption, and avoid waste of gas heat after supercharging by a supercharger.
In a first aspect, an embodiment of the present application provides an apparatus for heating vehicle torque converter oil, the apparatus comprising: a controller and a first branch circuit;
the controller is used for receiving the oil outlet temperature of the torque converter oil radiator and the gas temperature of the gas pressurized by the supercharger;
the first end of the first branch is connected with the original pressurized gas pipeline and flows through a torque converter oil pipeline between the torque converter oil radiator and the hydraulic torque converter; the second end of the first branch is connected with an intercooler;
the controller is connected with the first branch circuit; and the first branch is started when the oil outlet temperature is less than or equal to a first preset temperature threshold value and the difference value between the gas temperature and the oil outlet temperature is greater than or equal to a second preset temperature threshold value.
Optionally, the first branch includes: a heating switch;
the heating switch is connected with the first branch circuit; and the first branch circuit is started when the oil outlet temperature is less than or equal to the first preset temperature threshold value and the difference value between the gas temperature and the oil outlet temperature is greater than or equal to the second preset temperature threshold value.
Optionally, the heating switch includes: a three-way valve;
the first end of the three-way valve is connected with the first part of the original pressurized gas pipeline; the second end of the three-way valve is connected with the second part of the original pressurized gas pipeline; the third end of the three-way valve is connected with the first branch; the first part is a part of original pressurized gas pipeline close to the supercharger; the second part is a part of original pressurized gas pipelines close to the intercooler;
the three-way valve is used for closing the second part of the original pressurization gas pipeline and opening the first branch when the oil outlet temperature is smaller than or equal to the first preset temperature threshold and the difference value between the gas temperature and the oil outlet temperature is larger than or equal to the second preset temperature threshold.
Optionally, the three-way valve is further configured to:
and when the oil outlet temperature is higher than the first preset temperature threshold value, the original pressurization gas pipeline is opened, and the first branch is closed.
Optionally, the three-way valve is further configured to:
and when the difference value between the gas temperature and the oil outlet temperature is smaller than the second preset temperature threshold value, the original pressurizing gas pipeline is opened, and the first branch is closed.
Optionally, the apparatus further comprises: an oil temperature sensor and a gas temperature sensor;
the first branch divides a torque converter oil pipeline between the torque converter oil radiator and the hydraulic torque converter into a third part and a fourth part; the third part is a pipeline close to the torque converter oil radiator; the fourth portion is a conduit proximate the torque converter.
The oil temperature sensor is connected with the third part and the controller; the oil temperature sensor is used for monitoring the temperature of the torque converter oil after passing through the torque converter oil radiator;
the gas temperature sensor is connected with an original pressurized gas pipeline behind the supercharger and is connected with the controller; the gas temperature sensor is used for monitoring the gas temperature of the gas after the supercharger is supercharged.
In a second aspect, embodiments of the present application provide a method of heating vehicle torque converter oil, the method comprising:
when the oil outlet temperature of the torque converter oil radiator is less than or equal to a first preset temperature threshold value, and the difference value between the gas temperature of the gas after the supercharger is supercharged and the oil outlet temperature is greater than or equal to a second preset temperature threshold value, starting a first branch;
the first end of the first branch is connected with the original pressurized gas pipeline and flows through a torque converter oil pipeline between the torque converter oil radiator and the hydraulic torque converter; and the second end of the first branch is connected with an intercooler.
Optionally, the method further includes:
and when the oil outlet temperature is greater than the first preset temperature threshold value, closing the first branch.
Optionally, the method further includes:
and when the difference value between the gas temperature and the oil outlet temperature is smaller than the second preset temperature threshold value, closing the first branch.
Optionally, the opening and closing of the first branch is controlled by a three-way valve; the method further comprises the following steps:
when the first branch is opened, closing the second part of the original pressurized gas pipeline;
when the first branch is closed, the original pressurized gas pipeline is opened;
the first end of the three-way valve is connected with the first part of the original pressurized gas pipeline; the second end of the three-way valve is connected with the second part of the original pressurized gas pipeline; the third end of the three-way valve is connected with the first branch;
the first part is a part of original pressurized gas pipeline close to the supercharger; the second part is a part of original pressurized gas pipeline close to the intercooler.
Compared with the prior art, the method has the advantages that:
the present application provides an apparatus and method for heating vehicle torque converter oil, the apparatus comprising: the hydraulic control system comprises a controller and a first branch circuit, wherein the controller is used for receiving the oil outlet temperature of a torque converter oil radiator and the gas temperature of gas after supercharging of a supercharger, the first end of the first branch circuit is connected with an original supercharging gas pipeline and flows through a torque converter oil pipeline between the torque converter oil radiator and a hydraulic torque converter, and the second end of the first branch circuit is connected with an intercooler. The controller is connected with the first branch and is used for starting the first branch when the oil outlet temperature is less than or equal to a first preset temperature threshold value and the difference value between the gas temperature and the oil outlet temperature is greater than or equal to a second preset temperature threshold value. Therefore, when the ambient temperature is too low, the high-temperature gas after the supercharging of the vehicle supercharger is utilized to heat the torque converter oil of the vehicle, the torque converter oil can work at the optimal temperature, and compared with a torque converter with the torque converter oil in a low-temperature state for a long time, the reliability of the torque converter is improved, the service life of the torque converter is prolonged, the power consumption can be saved, and the waste of gas heat after the supercharging of the supercharger is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 illustrates a schematic diagram of an apparatus for heating vehicle torque converter oil according to an embodiment of the present disclosure;
FIG. 1A illustrates a schematic diagram of yet another apparatus for heating vehicle torque converter oil provided by an embodiment of the present application;
FIG. 2 is a schematic diagram illustrating another apparatus for heating vehicle torque converter oil provided by an embodiment of the present application;
FIG. 3 illustrates a schematic diagram of yet another apparatus for heating vehicle torque converter oil provided by an embodiment of the present application;
FIG. 4 illustrates a schematic diagram of another apparatus for heating vehicle torque converter oil provided by an embodiment of the present application;
FIG. 5 illustrates a flow chart of a method of heating vehicle torque converter oil provided by an embodiment of the present application.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, but the present application may be practiced in other ways than those described herein, and it will be apparent to those of ordinary skill in the art that the present application is not limited by the specific embodiments disclosed below.
As described in the background, torque converter oil of a torque converter-equipped construction machine vehicle is currently cooled by a torque converter oil radiator. When the environmental temperature is lower in winter, the vehicle starts to work from the lower temperature, when the vehicle is loaded on site or the vehicle moves less, a common driver does not engage in a gear, the output of the hydraulic torque converter is smaller, only the inside idles, the power consumption is less, and the oil temperature is lower.
Even if the vehicle moves for a distance occasionally and is in gear, the torque converter oil is not operated at the optimal temperature because the torque converter oil radiator is arranged in the torque converter oil pipeline and the fan is connected, and the resistance of the internal oil is increased if the torque converter oil is in a low-temperature state for a long time, the reliability of the torque converter is reduced, and the service life of the torque converter is shortened.
In addition, after the vehicle is started, even if the vehicle is in place and does not move or the moving distance is small, a bucket or a hydraulic rod of the vehicle works all the time, the engine continuously outputs power, the temperature of gas exhausted by the engine is high after pressurization and can reach more than 90 ℃, the high temperature of the pressurized gas is subjected to heat dissipation and cooling after passing through an intercooler, and heat waste is caused.
Therefore, how to heat the torque converter oil of the vehicle in cold conditions and when the vehicle moves a little, and the method can save power consumption and avoid waste of gas heat after the supercharger is supercharged, which is a technical problem to be solved in the field.
Based on this, the present application provides an apparatus and method of heating vehicle torque converter oil, the apparatus comprising: the hydraulic control system comprises a controller and a first branch circuit, wherein the controller is used for receiving the oil outlet temperature of a torque converter oil radiator and the gas temperature of gas after supercharging of a supercharger, the first end of the first branch circuit is connected with an original supercharging gas pipeline and flows through a torque converter oil pipeline between the torque converter oil radiator and a hydraulic torque converter, and the second end of the first branch circuit is connected with an intercooler. The controller is connected with the first branch and is used for starting the first branch when the oil outlet temperature is less than or equal to a first preset temperature threshold value and the difference value between the gas temperature and the oil outlet temperature is greater than or equal to a second preset temperature threshold value. Therefore, when the ambient temperature is too low, the high-temperature gas after the supercharging of the vehicle supercharger is utilized to heat the torque converter oil of the vehicle, the torque converter oil can work at the optimal temperature, and compared with a torque converter with the torque converter oil in a low-temperature state for a long time, the reliability of the torque converter is improved, the service life of the torque converter is prolonged, the power consumption can be saved, and the waste of gas heat after the supercharging of the supercharger is avoided.
For a better understanding of the technical solutions and effects of the present application, specific embodiments will be described in detail below with reference to the accompanying drawings.
Exemplary device
Referring to fig. 1, a schematic diagram of an apparatus for heating vehicle torque converter oil according to an embodiment of the present application is shown.
The equipment comprises a controller 101 and a first branch 102, wherein the controller 101 is used for receiving the oil outlet temperature of a torque converter oil radiator and the gas temperature of gas after supercharging of a supercharger, the first end of the first branch 102 can be connected with an original supercharging gas pipeline 103, one end of the original supercharging gas pipeline is connected with an intercooler 104, the other end of the original supercharging gas pipeline is connected with the supercharger 105, the original supercharging gas pipeline 103 can be divided into a first part 103 'and a second part 103', the original supercharging gas pipeline before the first branch 102 is connected serves as the first part 103 'of the original supercharging gas pipeline, and the original supercharging gas pipeline after the first branch 102 is connected serves as the second part 103' of the original supercharging gas pipeline, namely the first part is a part of the original supercharging gas pipeline close to the supercharger; the second part is a part of original pressurized gas pipeline close to the intercooler.
The intercooler is a matching part of the turbocharger, is an important component of the supercharging system, and is used for reducing the heat load of the engine, improving the air inflow and further increasing the power of the engine.
A second end of the first branch 102 may be connected to an intercooler 104, and the conduit of the first branch 102 flows through a torque converter oil line between a torque converter oil radiator and a torque converter.
Optionally, referring to fig. 1A, a pipeline 102' of the first branch line 102 when flowing through the torque converter oil pipeline between the torque converter oil radiator and the hydraulic torque converter may be slightly thicker than a pipeline before and after flowing through, and the heating area is larger, so that the torque converter oil in the torque converter oil pipeline can be heated by the pressurized high-temperature gas in a concentrated manner when flowing through, the heating efficiency is improved, and the torque converter oil can reach the optimal temperature more quickly.
The controller 101 may be connected to the first branch 102 to open the first branch when the oil outlet temperature is less than or equal to a first preset temperature threshold and the difference between the gas temperature and the oil outlet temperature is greater than or equal to a second preset temperature threshold.
Therefore, high-temperature gas pressurized by the supercharger 105 can flow through the torque converter oil pipeline 108 between the torque converter oil radiator 106 and the hydraulic torque converter 107 through the first branch 102, the pressurized high-temperature gas flows through the torque converter oil pipeline 108 and then flows into the intercooler 104, and the pressurized gas has high temperature, so that the high-temperature gas pressurized by the vehicle supercharger can be used for heating the torque converter oil of the vehicle when the ambient temperature is too low, the torque converter oil can work at the optimal temperature, and compared with the torque converter in a low-temperature state for a long time, the reliability of the torque converter is improved, the service life of the torque converter is prolonged, the power consumption can be saved, and the waste of heat of the gas pressurized by the supercharger is avoided.
Optionally, when the oil outlet temperature of the torque converter oil radiator is greater than a first preset temperature threshold value, the first branch 102 can be closed, the oil outlet temperature is high at the moment, the torque converter oil does not need to be heated, and high-temperature gas after the supercharger 105 is supercharged directly returns to the intercooler 104 through the original supercharged gas pipeline 103.
Optionally, when the first branch 102 is opened, the second portion 103 ″ of the original pressurized gas pipeline may be closed, so that the pressurized gas flows into the intercooler 104 only from the first branch 102, and the pressurized gas flows through the torque converter oil pipeline 108 between the torque converter oil radiator 106 and the hydraulic torque converter 107 in a concentrated manner, thereby improving the efficiency of heating the pressurized gas, heating the pressurized gas more quickly, and solving the problem of low oil temperature of the torque converter.
It should be noted that the first preset temperature threshold and the second preset temperature threshold may be set by those skilled in the art according to actual situations, and the embodiment of the present application is not limited in detail herein.
For example, the first preset temperature threshold value may be set to 60 ℃, the second preset temperature threshold value may be set to 10 ℃, when the oil outlet temperature of the torque converter oil radiator is less than or equal to 60 ℃, and the difference between the gas temperature and the oil outlet temperature is greater than or equal to 10 ℃, the first branch 102 is opened, the pressurized gas flows through the first branch 102, and the second portion 103 ″ of the original pressurized gas pipeline is closed, so as to realize the centralized heating of the torque converter oil; when the oil outlet temperature is higher than 60 ℃, or the difference between the gas temperature and the oil outlet temperature is lower than 10 ℃, the first branch 102 is closed, the original pressurized gas pipeline 103 is opened, and pressurized gas flows back to the intercooler 104 along the original pressurized gas pipeline 103.
Optionally, referring to fig. 2, the first branch may include a heating switch 301, and the heating switch 301 is connected to the first branch 102 and configured to open the first branch 102 when the oil outlet temperature is less than or equal to a first preset temperature threshold and a difference between the gas temperature and the oil outlet temperature is greater than or equal to a second preset temperature threshold.
Specifically, the oil return switch may be a three-way valve 301, and a first end 301 'of the three-way valve is connected to the first portion 103' of the original pressurized gas pipeline; the second end 301 "of the three-way valve is connected to the second portion 103" of the original pressurized gas line; the third end 301' ″ of the three-way valve is connected to the first branch 102.
The opening and closing of the first branch 102 and the original pressurized gas pipeline 103 can be controlled by the three-way valve 301, when the oil outlet temperature is less than or equal to a first preset temperature threshold value, and the difference value between the gas temperature and the oil outlet temperature is greater than or equal to a second preset temperature threshold value, the first branch 102 is opened, and the second part of the original pressurized gas pipeline 103' is closed;
optionally, when the oil outlet temperature is greater than the first preset temperature threshold, the original oil return circuit 103 is opened, and the first branch circuit 102 is closed.
Optionally, when the difference between the gas temperature and the oil outlet temperature is smaller than a second preset temperature threshold, the original pressurized gas pipeline 103 is opened, and the first branch 102 is closed. Therefore, the heating of the torque converter oil under the cold condition is realized through the opening and closing of the three-way valve.
In addition, optionally, as shown in fig. 3, in an embodiment of the present application, the apparatus may further include: as can be seen from fig. 3, the first branch 102 divides the converter oil line 108 between the converter oil radiator 106 and the torque converter 107 into a third portion 108 'and a fourth portion 108 ", the third portion is a line close to the converter oil radiator 106, the fourth portion is a line close to the torque converter 107, one end of the oil temperature sensor is connected to the third portion 108', the other end is connected to the controller 101, and the oil temperature sensor 401 is used for monitoring the temperature of the converter oil passing through the converter oil radiator.
The torque converter 107 refers to a hydraulic element composed of a pump impeller, a turbine runner, and a stator. The hydraulic oil is arranged between an engine and a transmission, and takes the functions of transmitting torque, changing speed and clutching by taking the hydraulic oil as a working medium.
One end of the gas temperature sensor 402 is connected with the first part 103' of the original pressurized gas pipeline, and the other end is connected with the controller 101, and the gas temperature sensor is used for monitoring the gas temperature of the gas pressurized by the supercharger 105.
And the controller 101 is used for receiving the oil outlet temperature of the torque converter oil radiator and the gas temperature of the gas after supercharging by the supercharger.
Optionally, referring to fig. 4, in the embodiment of the present application, an electromagnetic valve 403 may be further disposed at a connection point 103 ″ of the first branch 102 and the second portion of the original pressurized gas pipeline, and the electromagnetic valve 403 is connected to the controller 101, so as to control whether the pressurized gas enters the intercooler, and simultaneously, prevent the gas in the original pressurized gas pipeline from flowing back to the supercharger 105 through the first branch.
The present application provides an apparatus for heating vehicle torque converter oil, the apparatus comprising: the hydraulic control system comprises a controller and a first branch circuit, wherein the controller is used for receiving the oil outlet temperature of a torque converter oil radiator and the gas temperature of gas after supercharging of a supercharger, the first end of the first branch circuit is connected with an original supercharging gas pipeline and flows through a torque converter oil pipeline between the torque converter oil radiator and a hydraulic torque converter, and the second end of the first branch circuit is connected with an intercooler.
The controller is connected with the first branch and is used for starting the first branch when the oil outlet temperature is less than or equal to a first preset temperature threshold value and the difference value between the gas temperature and the oil outlet temperature is greater than or equal to a second preset temperature threshold value. Therefore, when the ambient temperature is too low, the high-temperature gas after the supercharging of the vehicle supercharger is utilized to heat the torque converter oil of the vehicle, the torque converter oil can work at the optimal temperature, and compared with a torque converter with the torque converter oil in a low-temperature state for a long time, the reliability of the torque converter is improved, the service life of the torque converter is prolonged, the power consumption can be saved, and the waste of gas heat after the supercharging of the supercharger is avoided.
Exemplary method
Referring to fig. 5, a flow chart of a method for heating vehicle torque converter oil according to an embodiment of the present application is shown.
S01: and when the oil outlet temperature of the torque converter oil radiator is less than or equal to a first preset temperature threshold value, and the difference value between the gas temperature of the gas after the supercharger is supercharged and the oil outlet temperature is greater than or equal to a second preset temperature threshold value, opening the first branch.
The first end of the first branch is connected with the original pressurized gas pipeline and flows through a torque converter oil pipeline between the torque converter oil radiator and the hydraulic torque converter; and the second end of the first branch is connected with an intercooler.
The present application provides a method of heating vehicle torque converter oil, the method comprising: and when the oil outlet temperature of the torque converter oil radiator is less than or equal to a first preset temperature threshold value and the difference value between the gas temperature of the gas after the supercharger is supercharged and the oil outlet temperature is greater than or equal to a second preset temperature threshold value, opening the first branch. The first end of the first branch is connected with the original pressurized gas pipeline and flows through a torque converter oil pipeline between the torque converter oil radiator and the hydraulic torque converter; the second end of the first branch is connected with an intercooler. Therefore, when the ambient temperature is too low, the high-temperature gas after the supercharging of the vehicle supercharger is utilized to heat the torque converter oil of the vehicle, the torque converter oil can work at the optimal temperature, and compared with a torque converter with the torque converter oil in a low-temperature state for a long time, the reliability of the torque converter is improved, the service life of the torque converter is prolonged, the power consumption can be saved, and the waste of gas heat after the supercharging of the supercharger is avoided.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, as for the method embodiment, since it is substantially similar to the apparatus embodiment, it is relatively simple to describe, and reference may be made to the partial description of the apparatus embodiment for the relevant point.
The foregoing is merely a preferred embodiment of the present application and, although the present application discloses the foregoing preferred embodiments, the present application is not limited thereto. Those skilled in the art can now make numerous possible variations and modifications to the disclosed embodiments, or modify equivalent embodiments, using the methods and techniques disclosed above, without departing from the scope of the claimed embodiments. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present application still fall within the protection scope of the technical solution of the present application without departing from the content of the technical solution of the present application.
Claims (10)
1. An apparatus for heating vehicle torque converter oil, comprising: a controller and a first branch circuit;
the controller is used for receiving the oil outlet temperature of the torque converter oil radiator and the gas temperature of the gas pressurized by the supercharger;
the first end of the first branch is connected with the original pressurized gas pipeline and flows through a torque converter oil pipeline between the torque converter oil radiator and the hydraulic torque converter; the second end of the first branch is connected with an intercooler;
the controller is connected with the first branch circuit; and the first branch is started when the oil outlet temperature is less than or equal to a first preset temperature threshold value and the difference value between the gas temperature and the oil outlet temperature is greater than or equal to a second preset temperature threshold value.
2. The apparatus of claim 1, wherein the first leg comprises: a heating switch;
the heating switch is connected with the first branch circuit; and the first branch circuit is started when the oil outlet temperature is less than or equal to the first preset temperature threshold value and the difference value between the gas temperature and the oil outlet temperature is greater than or equal to the second preset temperature threshold value.
3. The apparatus of claim 2, wherein the heating switch comprises: a three-way valve;
the first end of the three-way valve is connected with the first part of the original pressurized gas pipeline; the second end of the three-way valve is connected with the second part of the original pressurized gas pipeline; the third end of the three-way valve is connected with the first branch; the first part is a part of original pressurized gas pipeline close to the supercharger; the second part is a part of original pressurized gas pipelines close to the intercooler;
the three-way valve is used for closing the second part of the original pressurization gas pipeline and opening the first branch when the oil outlet temperature is smaller than or equal to the first preset temperature threshold and the difference value between the gas temperature and the oil outlet temperature is larger than or equal to the second preset temperature threshold.
4. The apparatus of claim 3, wherein the three-way valve is further configured to:
and when the oil outlet temperature is higher than the first preset temperature threshold value, the original pressurization gas pipeline is opened, and the first branch is closed.
5. The apparatus of claim 4, wherein the three-way valve is further configured to:
and when the difference value between the gas temperature and the oil outlet temperature is smaller than the second preset temperature threshold value, the original pressurizing gas pipeline is opened, and the first branch is closed.
6. The apparatus of any one of claims 1-5, further comprising: an oil temperature sensor and a gas temperature sensor;
the first branch divides a torque converter oil pipeline between the torque converter oil radiator and the hydraulic torque converter into a third part and a fourth part; the third part is a pipeline close to the torque converter oil radiator; the fourth portion is a conduit proximate the torque converter;
the oil temperature sensor is connected with the third part and the controller; the oil temperature sensor is used for monitoring the temperature of the torque converter oil after passing through the torque converter oil radiator;
the gas temperature sensor is connected with an original pressurized gas pipeline behind the supercharger and is connected with the controller; the gas temperature sensor is used for monitoring the gas temperature of the gas after the supercharger is supercharged.
7. A method of heating vehicle torque converter oil, the method comprising:
when the oil outlet temperature of the torque converter oil radiator is less than or equal to a first preset temperature threshold value, and the difference value between the gas temperature of the gas after the supercharger is supercharged and the oil outlet temperature is greater than or equal to a second preset temperature threshold value, starting a first branch;
the first end of the first branch is connected with the original pressurized gas pipeline and flows through a torque converter oil pipeline between the torque converter oil radiator and the hydraulic torque converter; and the second end of the first branch is connected with an intercooler.
8. The method of claim 7, further comprising:
and when the oil outlet temperature is greater than the first preset temperature threshold value, closing the first branch.
9. The method of claim 7, further comprising:
and when the difference value between the gas temperature and the oil outlet temperature is smaller than the second preset temperature threshold value, closing the first branch.
10. A method according to any of claims 7-9, characterized in that the opening and closing of the first branch is controlled by a three-way valve; the method further comprises the following steps:
when the first branch is opened, closing the second part of the original pressurized gas pipeline;
when the first branch is closed, the original pressurized gas pipeline is opened;
the first end of the three-way valve is connected with the first part of the original pressurized gas pipeline; the second end of the three-way valve is connected with the second part of the original pressurized gas pipeline; the third end of the three-way valve is connected with the first branch;
the first part is a part of original pressurized gas pipeline close to the supercharger; the second part is a part of original pressurized gas pipeline close to the intercooler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110352333.0A CN113090729A (en) | 2021-03-31 | 2021-03-31 | Apparatus and method for heating vehicle torque converter oil |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110352333.0A CN113090729A (en) | 2021-03-31 | 2021-03-31 | Apparatus and method for heating vehicle torque converter oil |
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| CN113090729A true CN113090729A (en) | 2021-07-09 |
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| CN202110352333.0A Pending CN113090729A (en) | 2021-03-31 | 2021-03-31 | Apparatus and method for heating vehicle torque converter oil |
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| CN (1) | CN113090729A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090157272A1 (en) * | 2007-12-18 | 2009-06-18 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Four-passage multifunction torque converter |
| CN206874599U (en) * | 2017-06-28 | 2018-01-12 | 安徽科技学院 | A kind of fluid torque-converter working oil liquid temperature-adjusting device |
| CN210153191U (en) * | 2019-05-09 | 2020-03-17 | 中国第一汽车股份有限公司 | Fuel vehicle cooling system |
| CN210652588U (en) * | 2019-06-13 | 2020-06-02 | 潍柴动力股份有限公司 | Warm air system and engineering machinery vehicle with same |
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2021
- 2021-03-31 CN CN202110352333.0A patent/CN113090729A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090157272A1 (en) * | 2007-12-18 | 2009-06-18 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Four-passage multifunction torque converter |
| CN206874599U (en) * | 2017-06-28 | 2018-01-12 | 安徽科技学院 | A kind of fluid torque-converter working oil liquid temperature-adjusting device |
| CN210153191U (en) * | 2019-05-09 | 2020-03-17 | 中国第一汽车股份有限公司 | Fuel vehicle cooling system |
| CN210652588U (en) * | 2019-06-13 | 2020-06-02 | 潍柴动力股份有限公司 | Warm air system and engineering machinery vehicle with same |
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