CN113696692B - Method for acquiring temperature outside vehicle - Google Patents

Method for acquiring temperature outside vehicle Download PDF

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Publication number
CN113696692B
CN113696692B CN202110842470.2A CN202110842470A CN113696692B CN 113696692 B CN113696692 B CN 113696692B CN 202110842470 A CN202110842470 A CN 202110842470A CN 113696692 B CN113696692 B CN 113696692B
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temperature
equal
vehicle
outside
determining
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CN113696692A (en
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赵珅
薛鹏
曾英
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Hefei Changan Automobile Co Ltd
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Hefei Changan Automobile Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00Heating, cooling or ventilating [HVAC] devices
    • B60H1/00642Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
    • B60H1/00735Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00Heating, cooling or ventilating [HVAC] devices
    • B60H1/00642Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
    • B60H1/00735Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models
    • B60H1/0075Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models the input being solar radiation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00Heating, cooling or ventilating [HVAC] devices
    • B60H1/00642Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
    • B60H1/00735Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models
    • B60H1/00764Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models the input being a vehicle driving condition, e.g. speed
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00Heating, cooling or ventilating [HVAC] devices
    • B60H1/00642Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
    • B60H1/00735Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models
    • B60H1/00785Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models by the detection of humidity or frost
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/80Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
    • Y02T10/88Optimized components or subsystems, e.g. lighting, actively controlled glasses

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  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Air-Conditioning For Vehicles (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Fuel Cell (AREA)

Abstract

The invention discloses a method for acquiring the temperature outside a vehicle, wherein the vehicle is positioned by a self-contained entertainment system, and the entertainment system sends the last flameout time H1 to an air conditioner control assembly; the entertainment system sends the position signal to the wireless communication module, the wireless communication module acquires the environment temperature T4, the local time H2 and the external temperature parameter T5 used when the power is turned off last time from the wireless cloud network in combination with the position signal, and sends the signals to the air conditioner controller assembly; the electronic injection ECU sends the acquired air inlet temperature T2, water temperature T1 and vehicle speed V to an air conditioner controller assembly; the air conditioner controller assembly combines the water temperature T1, the air inlet temperature T2, the environment temperature T4 of the current position acquired by a network, the external temperature parameter T5 used in the last power-down, the last flameout time H1 and the local time H2 to perform final logic judgment and processing, and determines the external temperature T0 of the vehicle. The invention cancels the external temperature sensor and can avoid the influence of the distortion of the external temperature sensor on the system.

Description

Method for acquiring temperature outside vehicle
Technical Field
The invention relates to the technical field of automobile air conditioners, in particular to a method for acquiring the temperature outside an automobile.
Background
In the automatic air-conditioning control method of the automobile in the current market, the control logic of the automatic air-conditioning control method must reference an external temperature signal; at present, the acquisition of the vehicle-mounted external temperature signal is realized through a thermistor with a negative temperature coefficient, which is arranged in front of a condenser, behind a front grille or integrated in a rearview mirror, but no matter where the thermistor is arranged, the thermistor is inevitably affected by the surrounding environment, for example, an outdoor temperature sensor arranged behind the front grille is affected by heat reflux when the vehicle is idling, and the acquired value of the outdoor temperature sensor is deviated from the actual ambient temperature. Along with the promotion of car intelligent degree, more and more motorcycle types already possess the networking function to thereby possess the navigation function and realize accurate location.
The publication number CN102519116B discloses an external temperature acquisition system and an external temperature acquisition method of an automatic automobile air conditioner, which reduce the influence of external factors on an external temperature sensor, improve the acquisition precision and have lower reconstruction cost; however, by providing an outdoor temperature sensor below the rear view mirror, it may still be affected by sun exposure or heat conduction, resulting in temperature distortion collected by the outdoor temperature sensor, which if large, may affect the comfort of the passenger compartment.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: how to avoid the influence of the distortion of the vehicle-mounted external temperature sensor on the system.
In order to solve the technical problems, the invention provides the following technical scheme:
a method of acquiring an off-board temperature comprising the steps of:
s1, positioning an automobile through a self-contained entertainment system, and sending the last flameout time H1 to an air conditioner control assembly by the entertainment system;
s2, the entertainment system sends the position signal to a wireless communication module, the wireless communication module acquires an environment temperature T4, a local time H2 and an external temperature parameter T5 used when the power is turned off last time from a wireless cloud network in combination with the position signal, and sends the signals to an air conditioner controller assembly;
s3, the sunlight sensor collects illumination intensity L and sends the illumination intensity L to the air conditioner controller assembly;
s4, the electronic injection ECU sends the acquired air inlet temperature T2, the water temperature T1 and the vehicle speed V to the air conditioner controller assembly;
s5, the air conditioner controller assembly performs final logic judgment and processing by combining the water temperature T1, the air inlet temperature T2, the environment temperature T4 of the current position acquired by a network, the external temperature parameter T5 used in the last power-down process, the last flameout time H1 and the local time H2 at the moment, and determines the external temperature T0 of the vehicle.
The advantages are that: the air conditioner controller assembly is used for replacing the external temperature sensor by combining the environment temperature T4, the air inlet temperature T2, the water temperature T1, the vehicle speed V and the illumination intensity L which are obtained through networking, so that the external temperature sensor can be canceled, and the influence of distortion of the external temperature sensor on a system can be avoided.
Preferably, the logic in step S5 determines as follows:
when H2-H1 is more than or equal to 6H:
if T2-T4 is more than 15 ℃,15 ℃ is more than or equal to T2-T4 is more than or equal to 6 ℃,6 ℃ is more than or equal to T2-T4 > -6 ℃,15 ℃ is more than or equal to T4-T2 is more than or equal to 6 ℃, and the temperature T0 outside the vehicle when T4-T2 is more than 15 ℃ is equal to T2;
when H2-H1 is less than or equal to 4 hours and less than 6 hours;
if T2-T4 > 15 ℃, determining the vehicle exterior temperature t0=t2-1; if the temperature is 15 ℃ or more and T2-T4 is more than 6 ℃, determining the temperature T0 = T2-2 outside the vehicle; determining the temperature T0 = T2 outside the vehicle if the temperature is more than or equal to 6 ℃ and less than or equal to T2-T4 > -6 ℃; if the temperature is 15 ℃ or more and T4-T2 is more than 6 ℃, determining the temperature T0 = T2-3 outside the vehicle; if T4-T2 is more than 15 ℃, determining the temperature T0 = T2-5 outside the vehicle;
when H2-H1 is less than or equal to 1H and less than 4H;
if T2-T4 > 15 ℃, determining the vehicle exterior temperature t0=t2-3; if the temperature is 15 ℃ or more and T2-T4 is more than 6 ℃, determining the temperature T0 = T2-5 outside the vehicle; if the temperature is 15 ℃ or more and T4-T2 is more than 6 ℃, determining the temperature T0 = T2-5 outside the vehicle; if T4-T2 is more than 15 ℃, determining the temperature T0 = T2-7 outside the vehicle;
when H2-H1 is more than or equal to 0H and less than 1H;
if T2-T4 is more than 15 ℃,15 ℃ is more than or equal to T2-T4 is more than or equal to 6 ℃,6 ℃ is more than or equal to T2-T4 > -6 ℃,15 ℃ is more than or equal to T4-T2 is more than or equal to 6 ℃, and the temperature T0 outside the vehicle when T4-T2 is more than 15 ℃ is equal to T5.
Preferably, when H2-H1 is less than or equal to 1H and less than 4H, and the temperature is more than or equal to T2-T4 > -6 ℃, the judgment logic of the temperature T0 outside the vehicle is as follows:
when T1 is more than or equal to 80 ℃;
then T4 is more than or equal to 32 ℃, the temperature of the vehicle is more than or equal to 32 ℃ and more than or equal to T4 is more than or equal to 20 ℃, the temperature of the vehicle is more than or equal to 20 ℃ and more than or equal to T4 is more than or equal to 5 ℃, the temperature of the vehicle is more than or equal to 5 ℃ and more than or equal to T4 is more than or equal to-10 ℃, and the temperature of the vehicle outside T0 is equal to T4 and less than-10 ℃;
when the temperature is 80 ℃ and is more than or equal to T1 and is more than or equal to 65 ℃;
if T4 is more than or equal to 32 ℃, determining the temperature T0 = T2-8 outside the vehicle; if the temperature is more than 32 ℃ and more than or equal to T4 and is more than or equal to 20 ℃, determining the temperature T0 = T5 outside the vehicle; if the temperature is more than 20 ℃ and more than or equal to T4 and is more than or equal to 5 ℃, determining the temperature T0 = T5 outside the vehicle; if the temperature is more than 5 ℃ and more than T4 is more than or equal to-10 ℃, determining the temperature T0 = T5 outside the vehicle; determining the temperature T4 < -10 ℃, namely determining the temperature T0 = T5 outside the vehicle;
when the temperature is 65 ℃ and is more than or equal to T1 and is more than or equal to 50 ℃;
if T4 is more than or equal to 32 ℃, determining the temperature T0 = T2-5 outside the vehicle; if the temperature T4 is more than 32 ℃ and equal to or greater than 20 ℃, determining the temperature T0 = T2-4 outside the vehicle; if the temperature is more than 20 ℃ and more than or equal to T4 and is more than or equal to 5 ℃, determining the temperature T0 = T5 outside the vehicle; if the temperature is more than 5 ℃ and more than T4 is more than or equal to-10 ℃, determining the temperature T0 = T5 outside the vehicle; determining the temperature T4 < -10 ℃, namely determining the temperature T0 = T5 outside the vehicle;
when the temperature is 50 ℃ and is more than or equal to T1 and is more than or equal to 35 ℃;
if T4 is more than or equal to 32 ℃, determining the temperature T0 = T2-3 outside the vehicle; if the temperature is more than 32 ℃ and more than or equal to T4 and is more than or equal to 20 ℃, determining the temperature T0 = T2-2 outside the vehicle; if the temperature is more than 20 ℃ and more than or equal to T4 and is more than or equal to 5 ℃, determining the temperature T0 = T2-3 outside the vehicle; if the temperature is more than 5 ℃ and more than T4 is more than or equal to-10 ℃, determining the temperature T0 = T5 outside the vehicle; determining the temperature T4 < -10 ℃, namely determining the temperature T0 = T5 outside the vehicle;
when the temperature is more than 35 ℃ and is more than or equal to 20 ℃ T1;
if T4 is more than or equal to 32 ℃, determining the temperature T0 = T2 outside the vehicle; if the temperature is more than 32 ℃ and more than or equal to T4 and is more than or equal to 20 ℃, determining the temperature T0 = T2 outside the vehicle; if the temperature is more than 20 ℃ and more than or equal to T4 and is more than or equal to 5 ℃, determining the temperature T0 = T2-1 outside the vehicle; if the temperature is more than 5 ℃ and more than T4 is more than or equal to-10 ℃, determining the temperature T0 = T2-2 outside the vehicle; determining the temperature T4 < -10 ℃, namely determining the temperature T0 = T5 outside the vehicle;
when T1 is less than 20 ℃;
if T4 is more than or equal to 32 ℃, the temperature of the vehicle is more than or equal to 32 ℃ and more than or equal to T4 is more than or equal to 20 ℃, the temperature of the vehicle is more than or equal to T4 is more than or equal to 5 ℃, the temperature of the vehicle is more than or equal to T4 is more than or equal to-10 ℃, and the temperature of the vehicle is less than or equal to-10 ℃.
Preferably, the method for acquiring the temperature T outside the vehicle during the running process of the vehicle further comprises the following steps:
the entertainment system is connected with the network to acquire the current sunrise time H1 and sunset time H2;
the air conditioner controller assembly comprehensively judges and processes the changes of the current environment temperature T4, the external temperature T0 during ignition starting, the air inlet temperature T2, the illumination intensity L and the vehicle speed V, which are acquired through networking.
Preferably, upon starting the vehicle, the vehicle exterior temperature t=t0.
Preferably, when H2 is between H3 and H4;
when the vehicle is in the exit garage or exit tunnel mode, then the outside vehicle temperature t=t4 is determined.
Preferably, when the vehicle is in a garage-in or tunnel-in mode; and when the vehicle speed V is less than or equal to 30km/h, the method for judging the adjustment value of the temperature T outside the vehicle is as follows:
when the water temperature T1 is more than or equal to 80 ℃,
if T2 is more than or equal to 15 ℃, the adjusting value of the temperature T outside the vehicle is T-T2 to-5; the temperature T is 15 ℃ to be more than or equal to 3 ℃, and the regulating value of the temperature T outside the vehicle is T-T2 to be-3; the temperature T is more than or equal to-3 ℃ and the adjusting value of the temperature T outside the vehicle is T; the temperature T outside the automobile is adjusted to be T-T2 to +5 when the temperature T2 is more than or equal to minus 15 ℃ below zero; the temperature T2 is less than 15 ℃ below zero, and the regulating value of the temperature T outside the vehicle is T-T2 to-8;
when the temperature is 80 ℃ and is more than or equal to T1 and is more than or equal to 60 ℃,
if T2 is more than or equal to 15 ℃, the adjusting value of the temperature T outside the vehicle is T-T2 to-2; when the temperature is 15 ℃ and is more than or equal to T2 and is more than or equal to 3 ℃, the adjusting value of the temperature T outside the vehicle is T-T2 to-1; the temperature T is more than or equal to-3 ℃ and the adjusting value of the temperature T outside the vehicle is T; the temperature T outside the automobile is adjusted to be T-T2+3 when the temperature T2 is more than or equal to minus 15 ℃ below zero; the temperature T2 is less than 15 ℃, and the regulating value of the temperature T outside the vehicle is T-T2 to-5;
when the temperature is more than 60 ℃ and the temperature T1 is more than or equal to 40 ℃,
if T2 is more than or equal to 15 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; when the temperature of 15 ℃ is more than T2 and is more than or equal to 3 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; the temperature T is more than or equal to-3 ℃ and the adjusting value of the temperature T outside the vehicle is T; the temperature T outside the automobile is adjusted to be T-T2+1 when the temperature T2 is more than or equal to minus 15 ℃ below zero; the temperature T2 is less than 15 ℃, and the regulating value of the temperature T outside the vehicle is T-T2 to-2;
when the water temperature T1 is less than 40 ℃,
if T2 is more than or equal to 15 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; when the temperature of 15 ℃ is more than T2 and is more than or equal to 3 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; the temperature T is more than or equal to-3 ℃ and the adjusting value of the temperature T outside the vehicle is T; the temperature T outside the automobile is regulated to be T-T2 when the temperature T2 is more than or equal to minus 15 ℃ below zero; the temperature T2 is less than 15 ℃, and the regulating value of the temperature T outside the vehicle is T-T2;
wherein T2 becomes the amount of change in the intake temperature T2 after entering the ground or the tunnel.
Preferably, when the vehicle is in a garage-in or tunnel-in mode; and when the vehicle speed V is more than 30km/h, the method for judging the adjustment value of the temperature T outside the vehicle is as follows:
when the water temperature T1 is more than or equal to 80 ℃,
if T2 is more than or equal to 15 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; when the temperature is 15 ℃ and is more than or equal to T2 and is more than or equal to 3 ℃, the adjusting value of the temperature T outside the vehicle is T-T2 to-1; the temperature T is more than or equal to-3 ℃ and the adjusting value of the temperature T outside the vehicle is T; the temperature T outside the automobile is adjusted to be T-T2+3 when the temperature T2 is more than or equal to minus 15 ℃ below zero; the temperature T2 is less than 15 ℃, and the regulating value of the temperature T outside the vehicle is T-T2 to-5;
when the temperature is 80 ℃ and is more than or equal to T1 and is more than or equal to 60 ℃,
if T2 is more than or equal to 15 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; when the temperature of 15 ℃ is more than T2 and is more than or equal to 3 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; the temperature T is more than or equal to-3 ℃ and the adjusting value of the temperature T outside the vehicle is T; the temperature T outside the automobile is adjusted to be T-T2+1 when the temperature T2 is more than or equal to minus 15 ℃ below zero; the temperature T2 is less than 15 ℃, and the regulating value of the temperature T outside the vehicle is T-T2 to-2;
when the temperature is more than 60 ℃ and the temperature T1 is more than or equal to 40 ℃,
if T2 is more than or equal to 15 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; when the temperature of 15 ℃ is more than T2 and is more than or equal to 3 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; the temperature T is more than or equal to-3 ℃ and the adjusting value of the temperature T outside the vehicle is T; the temperature T outside the automobile is regulated to be T-T2 when the temperature T2 is more than or equal to minus 15 ℃ below zero; the temperature T2 is less than 15 ℃, and the regulating value of the temperature T outside the vehicle is T-T2 to-1;
when the water temperature T1 is less than 40 ℃,
if T2 is more than or equal to 15 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; when the temperature of 15 ℃ is more than T2 and is more than or equal to 3 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; the temperature T is more than or equal to-3 ℃ and the adjusting value of the temperature T outside the vehicle is T; the temperature T outside the automobile is regulated to be T-T2 when the temperature T2 is more than or equal to minus 15 ℃ below zero; and when T2 is less than 15 ℃, the regulating value of the temperature T outside the vehicle is T-T2.
Preferably, when H2 is outside of H3 and H4, then the off-vehicle temperature t=t4 is determined.
Preferably, the sun sensor in step S3 is mounted in the vehicle windscreen.
Compared with the prior art, the invention has the beneficial effects that: the air conditioner controller assembly is used for replacing an external temperature sensor by combining the environment temperature T4, the air inlet temperature T2, the water temperature T1, the vehicle speed V and the illumination intensity L which are obtained through networking, so that the influence of distortion of the external temperature sensor on a system can be avoided; and meanwhile, an outdoor temperature sensor and related wire harnesses are omitted, so that the cost of the whole vehicle can be reduced.
Detailed Description
The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Example 1
The embodiment discloses a method for acquiring an external temperature T0 when an automobile is started by ignition, which comprises the following steps:
s1, positioning an automobile through a self-contained entertainment system, and sending the last flameout time H1 to an air conditioner control assembly by the entertainment system;
s2, the entertainment system sends the position signal to a wireless communication module, the wireless communication module acquires an environment temperature T4, a local time H2 and an external temperature parameter T5 used when the power is turned off last time from a wireless cloud network in combination with the position signal, and sends the signals to an air conditioner controller assembly;
s3, the sunlight sensor collects illumination intensity L and sends the illumination intensity L to the air conditioner controller assembly;
s4, the electronic injection ECU sends the acquired air inlet temperature T2, the water temperature T1 and the vehicle speed V to the air conditioner controller assembly;
s5, the air conditioner controller assembly performs final logic judgment and processing by combining the water temperature T1, the air inlet temperature T2, the environment temperature T4 of the current position acquired by a network, the external temperature parameter T5 used in the last power-down process, the last flameout time H1 and the local time H2 at the moment, and determines the external temperature T0 of the vehicle.
The specific judgment logic for obtaining the off-vehicle temperature T0 at the time of starting the ignition of the vehicle is determined by using a lookup method, specifically by the following tables 1 and 2.
When H2-H1 is more than or equal to 6 hours;
if T2-T4 is more than 15 ℃,15 ℃ is more than or equal to T2-T4 is more than or equal to 6 ℃,6 ℃ is more than or equal to T2-T4 > -6 ℃,15 ℃ is more than or equal to T4-T2 is more than or equal to 6 ℃, and the temperature T0 outside the vehicle when T4-T2 is more than 15 ℃ is equal to T2;
when H2-H1 is less than or equal to 4 hours and less than 6 hours;
if T2-T4 > 15 ℃, determining the vehicle exterior temperature t0=t2-1; if the temperature is 15 ℃ or more and T2-T4 is more than 6 ℃, determining the temperature T0 = T2-2 outside the vehicle; determining the temperature T0 = T2 outside the vehicle if the temperature is more than or equal to 6 ℃ and less than or equal to T2-T4 > -6 ℃; if the temperature is 15 ℃ or more and T4-T2 is more than 6 ℃, determining the temperature T0 = T2-3 outside the vehicle; if T4-T2 is more than 15 ℃, determining the temperature T0 = T2-5 outside the vehicle;
when H2-H1 is less than or equal to 1H and less than 4H;
if T2-T4 > 15 ℃, determining the vehicle exterior temperature t0=t2-3; if the temperature is 15 ℃ or more and T2-T4 is more than 6 ℃, determining the temperature T0 = T2-5 outside the vehicle; if the temperature is 15 ℃ or more and T4-T2 is more than 6 ℃, determining the temperature T0 = T2-5 outside the vehicle; if T4-T2 is more than 15 ℃, determining the temperature T0 = T2-7 outside the vehicle;
when H2-H1 is more than or equal to 0H and less than 1H;
if T2-T4 is more than 15 ℃,15 ℃ is more than or equal to T2-T4 is more than or equal to 6 ℃,6 ℃ is more than or equal to T2-T4 > -6 ℃,15 ℃ is more than or equal to T4-T2 is more than or equal to 6 ℃, and the temperature T0 outside the vehicle when T4-T2 is more than 15 ℃ is equal to T5.
When T1 is more than or equal to 80 ℃;
then T4 is more than or equal to 32 ℃, the temperature of the vehicle is more than or equal to 32 ℃ and more than or equal to T4 is more than or equal to 20 ℃, the temperature of the vehicle is more than or equal to 20 ℃ and more than or equal to T4 is more than or equal to 5 ℃, the temperature of the vehicle is more than or equal to 5 ℃ and more than or equal to T4 is more than or equal to-10 ℃, and the temperature of the vehicle outside T0 is equal to T4 and less than-10 ℃;
when the temperature is 80 ℃ and is more than or equal to T1 and is more than or equal to 65 ℃;
if T4 is more than or equal to 32 ℃, determining the temperature T0 = T2-8 outside the vehicle; if the temperature is more than 32 ℃ and more than or equal to T4 and is more than or equal to 20 ℃, determining the temperature T0 = T5 outside the vehicle; if the temperature is more than 20 ℃ and more than or equal to T4 and is more than or equal to 5 ℃, determining the temperature T0 = T5 outside the vehicle; if the temperature is more than 5 ℃ and more than T4 is more than or equal to-10 ℃, determining the temperature T0 = T5 outside the vehicle; determining the temperature T4 < -10 ℃, namely determining the temperature T0 = T5 outside the vehicle;
when the temperature is 65 ℃ and is more than or equal to T1 and is more than or equal to 50 ℃;
if T4 is more than or equal to 32 ℃, determining the temperature T0 = T2-5 outside the vehicle; if the temperature T4 is more than 32 ℃ and equal to or greater than 20 ℃, determining the temperature T0 = T2-4 outside the vehicle; if the temperature is more than 20 ℃ and more than or equal to T4 and is more than or equal to 5 ℃, determining the temperature T0 = T5 outside the vehicle; if the temperature is more than 5 ℃ and more than T4 is more than or equal to-10 ℃, determining the temperature T0 = T5 outside the vehicle; determining the temperature T4 < -10 ℃, namely determining the temperature T0 = T5 outside the vehicle;
when the temperature is 50 ℃ and is more than or equal to T1 and is more than or equal to 35 ℃;
if T4 is more than or equal to 32 ℃, determining the temperature T0 = T2-3 outside the vehicle; if the temperature is more than 32 ℃ and more than or equal to T4 and is more than or equal to 20 ℃, determining the temperature T0 = T2-2 outside the vehicle; if the temperature is more than 20 ℃ and more than or equal to T4 and is more than or equal to 5 ℃, determining the temperature T0 = T2-3 outside the vehicle; if the temperature is more than 5 ℃ and more than T4 is more than or equal to-10 ℃, determining the temperature T0 = T5 outside the vehicle; determining the temperature T4 < -10 ℃, namely determining the temperature T0 = T5 outside the vehicle;
when the temperature is more than 35 ℃ and is more than or equal to 20 ℃ T1;
if T4 is more than or equal to 32 ℃, determining the temperature T0 = T2 outside the vehicle; if the temperature is more than 32 ℃ and more than or equal to T4 and is more than or equal to 20 ℃, determining the temperature T0 = T2 outside the vehicle; if the temperature is more than 20 ℃ and more than or equal to T4 and is more than or equal to 5 ℃, determining the temperature T0 = T2-1 outside the vehicle; if the temperature is more than 5 ℃ and more than T4 is more than or equal to-10 ℃, determining the temperature T0 = T2-2 outside the vehicle; determining the temperature T4 < -10 ℃, namely determining the temperature T0 = T5 outside the vehicle;
when T1 is less than 20 ℃;
if T4 is more than or equal to 32 ℃, the temperature of the vehicle is more than or equal to 32 ℃ and more than or equal to T4 is more than or equal to 20 ℃, the temperature of the vehicle is more than or equal to T4 is more than or equal to 5 ℃, the temperature of the vehicle is more than or equal to T4 is more than or equal to-10 ℃, and the temperature of the vehicle is less than or equal to-10 ℃.
Example two
The embodiment discloses a method for determining an external temperature T during driving of an automobile, which comprises the following steps:
the entertainment system is connected with the network to acquire the current sunrise time H3 and sunset time H4;
the air conditioner controller assembly comprehensively judges and processes the changes of the current environment temperature T4, the external temperature T0 during ignition starting, the air inlet temperature T2, the illumination intensity L and the vehicle speed V, which are acquired through networking.
The specific judgment logic is as follows:
(1) Immediately after the vehicle is started, at this time, the vehicle exterior temperature t=t0;
(2) When the time H2 when the automobile runs is between the local sunrise time H3 and the sunset time H4, defaulting to a daytime mode;
when the illumination intensity L is increased to be more than 40 lux from below 20 lux, judging that the illumination intensity L is in a warehouse-out or tunnel-out mode: the vehicle exterior temperature t=t4 at this time;
when the illumination intensity is always within 40 lux, the assignment of the temperature T=T4 outside the vehicle is unchanged;
when the illumination intensity L is reduced from more than 40 lux to less than 20 lux, judging that the vehicle enters a ground warehouse or a tunnel mode; at this time, the outside temperature T will be adjusted by the amount of change in the intake air temperature T2 (wherein T2 becomes the amount of change in the intake air temperature T2 after entering the ground or the tunnel) and the water temperature T1, wherein table 3 is the adjustment value of the outside temperature T when the vehicle speed V is 30km/h or less, and table 4 is the adjustment value of the outside temperature T when the vehicle speed V is greater than 30 km/h.
When the water temperature T1 is more than or equal to 80 ℃,
if T2 is more than or equal to 15 ℃, the adjusting value of the temperature T outside the vehicle is T-T2 to-5; the temperature T is 15 ℃ to be more than or equal to 3 ℃, and the regulating value of the temperature T outside the vehicle is T-T2 to be-3; the temperature T is more than or equal to-3 ℃ and the adjusting value of the temperature T outside the vehicle is T; the temperature T outside the automobile is adjusted to be T-T2 to +5 when the temperature T2 is more than or equal to minus 15 ℃ below zero; the temperature T2 is less than 15 ℃ below zero, and the regulating value of the temperature T outside the vehicle is T-T2 to-8;
when the temperature is 80 ℃ and is more than or equal to T1 and is more than or equal to 60 ℃,
if T2 is more than or equal to 15 ℃, the adjusting value of the temperature T outside the vehicle is T-T2 to-2; when the temperature is 15 ℃ and is more than or equal to T2 and is more than or equal to 3 ℃, the adjusting value of the temperature T outside the vehicle is T-T2 to-1; the temperature T is more than or equal to-3 ℃ and the adjusting value of the temperature T outside the vehicle is T; the temperature T outside the automobile is adjusted to be T-T2+3 when the temperature T2 is more than or equal to minus 15 ℃ below zero; the temperature T2 is less than 15 ℃, and the regulating value of the temperature T outside the vehicle is T-T2 to-5;
when the temperature is more than 60 ℃ and the temperature T1 is more than or equal to 40 ℃,
if T2 is more than or equal to 15 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; when the temperature of 15 ℃ is more than T2 and is more than or equal to 3 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; the temperature T is more than or equal to-3 ℃ and the adjusting value of the temperature T outside the vehicle is T; the temperature T outside the automobile is adjusted to be T-T2+1 when the temperature T2 is more than or equal to minus 15 ℃ below zero; the temperature T2 is less than 15 ℃, and the regulating value of the temperature T outside the vehicle is T-T2 to-2;
when the water temperature T1 is less than 40 ℃,
if T2 is more than or equal to 15 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; when the temperature of 15 ℃ is more than T2 and is more than or equal to 3 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; the temperature T is more than or equal to-3 ℃ and the adjusting value of the temperature T outside the vehicle is T; the temperature T outside the automobile is regulated to be T-T2 when the temperature T2 is more than or equal to minus 15 ℃ below zero; the temperature T2 is less than 15 ℃, and the regulating value of the temperature T outside the vehicle is T-T2;
wherein T2 becomes the amount of change in the intake temperature T2 after entering the ground or the tunnel.
When the water temperature T1 is more than or equal to 80 ℃,
if T2 is more than or equal to 15 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; when the temperature is 15 ℃ and is more than or equal to T2 and is more than or equal to 3 ℃, the adjusting value of the temperature T outside the vehicle is T-T2 to-1; the temperature T is more than or equal to-3 ℃ and the adjusting value of the temperature T outside the vehicle is T; the temperature T outside the automobile is adjusted to be T-T2+3 when the temperature T2 is more than or equal to minus 15 ℃ below zero; the temperature T2 is less than 15 ℃, and the regulating value of the temperature T outside the vehicle is T-T2 to-5;
when the temperature is 80 ℃ and is more than or equal to T1 and is more than or equal to 60 ℃,
if T2 is more than or equal to 15 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; when the temperature of 15 ℃ is more than T2 and is more than or equal to 3 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; the temperature T is more than or equal to-3 ℃ and the adjusting value of the temperature T outside the vehicle is T; the temperature T outside the automobile is adjusted to be T-T2+1 when the temperature T2 is more than or equal to minus 15 ℃ below zero; the temperature T2 is less than 15 ℃, and the regulating value of the temperature T outside the vehicle is T-T2 to-2;
when the temperature is more than 60 ℃ and the temperature T1 is more than or equal to 40 ℃,
if T2 is more than or equal to 15 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; when the temperature of 15 ℃ is more than T2 and is more than or equal to 3 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; the temperature T is more than or equal to-3 ℃ and the adjusting value of the temperature T outside the vehicle is T; the temperature T outside the automobile is regulated to be T-T2 when the temperature T2 is more than or equal to minus 15 ℃ below zero; the temperature T2 is less than 15 ℃, and the regulating value of the temperature T outside the vehicle is T-T2 to-1;
when the water temperature T1 is less than 40 ℃,
if T2 is more than or equal to 15 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; when the temperature of 15 ℃ is more than T2 and is more than or equal to 3 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; the temperature T is more than or equal to-3 ℃ and the adjusting value of the temperature T outside the vehicle is T; the temperature T outside the automobile is regulated to be T-T2 when the temperature T2 is more than or equal to minus 15 ℃ below zero; and when T2 is less than 15 ℃, the regulating value of the temperature T outside the vehicle is T-T2.
(3) When the local time H2 is outside the sunrise time H3 and the sunset time H4, the night mode is defaulted, and the outside temperature t=t4.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
The above-described embodiments merely represent embodiments of the invention, the scope of the invention is not limited to the above-described embodiments, and it is obvious to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention.

Claims (2)

1. The method for acquiring the temperature outside the automobile comprises a method for acquiring the temperature outside the automobile when ignition is started and a method for acquiring the temperature outside the automobile in the running process of the automobile, and is characterized in that:
the method for acquiring the temperature outside the vehicle when the ignition is started comprises the following steps:
s1, positioning an automobile through a self-contained entertainment system, and sending the last flameout time H1 to an air conditioner control assembly by the entertainment system;
s2, the entertainment system sends the position signal to a wireless communication module, the wireless communication module acquires an environment temperature T4, a local time H2 and an external temperature parameter T5 used when the power is turned off last time from a wireless cloud network in combination with the position signal, and sends the signals to an air conditioner controller assembly;
s3, the sunlight sensor collects illumination intensity L and sends the illumination intensity L to the air conditioner controller assembly;
s4, the electronic injection ECU sends the acquired air inlet temperature T2, the water temperature T1 and the vehicle speed V to the air conditioner controller assembly;
s5, the air conditioner controller assembly performs final logic judgment and processing by combining the water temperature T1, the air inlet temperature T2, the environment temperature T4 of the current position acquired by a network, the external temperature parameter T5 used in the last power-down time, the last flameout time H1 and the local time H2 at the moment, and determines the external temperature T0 of the vehicle;
the logic determination in step S5 is as follows:
when H2-H1 is more than or equal to 6 hours;
if T2-T4 is more than 15 ℃,15 ℃ is more than or equal to T2-T4 is more than or equal to 6 ℃,6 ℃ is more than or equal to T2-T4 > -6 ℃,15 ℃ is more than or equal to T4-T2 is more than or equal to 6 ℃, and the temperature T0 outside the vehicle when T4-T2 is more than 15 ℃ is equal to T2;
when H2-H1 is less than or equal to 4 hours and less than 6 hours;
if T2-T4 > 15 ℃, determining the vehicle exterior temperature t0=t2-1; if the temperature is 15 ℃ or more and T2-T4 is more than 6 ℃, determining the temperature T0 = T2-2 outside the vehicle; determining the temperature T0 = T2 outside the vehicle if the temperature is more than or equal to 6 ℃ and less than or equal to T2-T4 > -6 ℃; if the temperature is 15 ℃ or more and T4-T2 is more than 6 ℃, determining the temperature T0 = T2-3 outside the vehicle; if T4-T2 is more than 15 ℃, determining the temperature T0 = T2-5 outside the vehicle;
when H2-H1 is less than or equal to 1H and less than 4H;
if T2-T4 > 15 ℃, determining the vehicle exterior temperature t0=t2-3; if the temperature is 15 ℃ or more and T2-T4 is more than 6 ℃, determining the temperature T0 = T2-5 outside the vehicle; if the temperature is 15 ℃ or more and T4-T2 is more than 6 ℃, determining the temperature T0 = T2-5 outside the vehicle; if T4-T2 is more than 15 ℃, determining the temperature T0 = T2-7 outside the vehicle;
when H2-H1 is more than or equal to 0H and less than 1H;
if T2-T4 is more than 15 ℃,15 ℃ is more than or equal to T2-T4 is more than or equal to 6 ℃,6 ℃ is more than or equal to T2-T4 > -6 ℃,15 ℃ is more than or equal to T4-T2 is more than 6 ℃, and the temperature T0 outside the vehicle when T4-T2 is more than 15 ℃ is equal to T5;
when H2-H1 is less than or equal to 1H and less than 4H, and the temperature is more than or equal to 6 ℃ and is more than or equal to T2-T4 > -6 ℃, the judgment logic of the temperature T0 outside the vehicle is as follows:
when T1 is more than or equal to 80 ℃;
then T4 is more than or equal to 32 ℃, the temperature of the vehicle is more than or equal to 32 ℃ and more than or equal to T4 is more than or equal to 20 ℃, the temperature of the vehicle is more than or equal to 20 ℃ and more than or equal to T4 is more than or equal to 5 ℃, the temperature of the vehicle is more than or equal to 5 ℃ and more than or equal to T4 is more than or equal to-10 ℃, and the temperature of the vehicle outside T0 is equal to T4 and less than-10 ℃;
when the temperature is 80 ℃ and is more than or equal to T1 and is more than or equal to 65 ℃;
if T4 is more than or equal to 32 ℃, determining the temperature T0 = T2-8 outside the vehicle; if the temperature is more than 32 ℃ and more than or equal to T4 and is more than or equal to 20 ℃, determining the temperature T0 = T5 outside the vehicle; if the temperature is more than 20 ℃ and more than or equal to T4 and is more than or equal to 5 ℃, determining the temperature T0 = T5 outside the vehicle; if the temperature is more than 5 ℃ and more than T4 is more than or equal to-10 ℃, determining the temperature T0 = T5 outside the vehicle; determining the temperature T4 < -10 ℃, namely determining the temperature T0 = T5 outside the vehicle;
when the temperature is 65 ℃ and is more than or equal to T1 and is more than or equal to 50 ℃;
if T4 is more than or equal to 32 ℃, determining the temperature T0 = T2-5 outside the vehicle; if the temperature T4 is more than 32 ℃ and equal to or greater than 20 ℃, determining the temperature T0 = T2-4 outside the vehicle; if the temperature is more than 20 ℃ and more than or equal to T4 and is more than or equal to 5 ℃, determining the temperature T0 = T5 outside the vehicle; if the temperature is more than 5 ℃ and more than T4 is more than or equal to-10 ℃, determining the temperature T0 = T5 outside the vehicle; determining the temperature T4 < -10 ℃, namely determining the temperature T0 = T5 outside the vehicle;
when the temperature is 50 ℃ and is more than or equal to T1 and is more than or equal to 35 ℃;
if T4 is more than or equal to 32 ℃, determining the temperature T0 = T2-3 outside the vehicle; if the temperature is more than 32 ℃ and more than or equal to T4 and is more than or equal to 20 ℃, determining the temperature T0 = T2-2 outside the vehicle; if the temperature is more than 20 ℃ and more than or equal to T4 and is more than or equal to 5 ℃, determining the temperature T0 = T2-3 outside the vehicle; if the temperature is more than 5 ℃ and more than T4 is more than or equal to-10 ℃, determining the temperature T0 = T5 outside the vehicle; determining the temperature T4 < -10 ℃, namely determining the temperature T0 = T5 outside the vehicle;
when the temperature is more than 35 ℃ and is more than or equal to 20 ℃ T1;
if T4 is more than or equal to 32 ℃, determining the temperature T0 = T2 outside the vehicle; if the temperature is more than 32 ℃ and more than or equal to T4 and is more than or equal to 20 ℃, determining the temperature T0 = T2 outside the vehicle; if the temperature is more than 20 ℃ and more than or equal to T4 and is more than or equal to 5 ℃, determining the temperature T0 = T2-1 outside the vehicle; if the temperature is more than 5 ℃ and more than T4 is more than or equal to-10 ℃, determining the temperature T0 = T2-2 outside the vehicle; determining the temperature T4 < -10 ℃, namely determining the temperature T0 = T5 outside the vehicle;
when T1 is less than 20 ℃;
if T4 is more than or equal to 32 ℃, the temperature is more than or equal to 32 ℃ and more than or equal to T4 is more than or equal to 20 ℃, the temperature is more than or equal to 20 ℃ and more than or equal to T4 is more than or equal to 5 ℃, the temperature is more than or equal to 5 ℃ and more than or equal to T4 is more than or equal to-10 ℃, and the temperature T0 outside the vehicle is equal to T2 when T4 is less than or equal to-10 ℃;
the method for acquiring the temperature T outside the automobile in the running process of the automobile comprises the following steps of:
the entertainment system is connected with the network to acquire the current sunrise time H3 and sunset time H4;
the air conditioner controller assembly comprehensively judges and processes the changes of the current environment temperature T4, the external temperature T0 during ignition starting, the air inlet temperature T2, the illumination intensity L and the vehicle speed V, which are acquired through networking;
(1) When the automobile is just started, the temperature T=T0 outside the automobile;
(2) When H2 is between H3 and H4, then defaults to daylight mode:
when the illumination intensity L is increased to be more than 40 lux from below 20 lux, judging that the illumination intensity L is in a warehouse-out or tunnel-out mode: the vehicle exterior temperature t=t4 at this time;
when the illumination intensity is always within 40 lux, the assignment of the temperature T=T4 outside the vehicle is unchanged;
when the illumination intensity L is reduced from more than 40 lux to less than 20 lux, judging that the vehicle enters a ground warehouse or a tunnel mode;
when the vehicle is in a warehouse entry or tunnel entry mode; and when the vehicle speed V is less than or equal to 30km/h, the method for judging the adjustment value of the temperature T outside the vehicle is as follows:
when the water temperature T1 is more than or equal to 80 ℃,
if T2 is more than or equal to 15 ℃, the adjusting value of the temperature T outside the vehicle is T-T2 to-5; the temperature T is 15 ℃ to be more than or equal to 3 ℃, and the regulating value of the temperature T outside the vehicle is T-T2 to be-3; the temperature T is more than or equal to-3 ℃ and the adjusting value of the temperature T outside the vehicle is T; the temperature T outside the automobile is adjusted to be T-T2 to +5 when the temperature T2 is more than or equal to minus 15 ℃ below zero; the temperature T2 is less than 15 ℃ below zero, and the regulating value of the temperature T outside the vehicle is T-T2 to-8;
when the temperature is 80 ℃ and is more than or equal to T1 and is more than or equal to 60 ℃,
if T2 is more than or equal to 15 ℃, the adjusting value of the temperature T outside the vehicle is T-T2 to-2; when the temperature is 15 ℃ and is more than or equal to T2 and is more than or equal to 3 ℃, the adjusting value of the temperature T outside the vehicle is T-T2 to-1; the temperature T is more than or equal to-3 ℃ and the adjusting value of the temperature T outside the vehicle is T; the temperature T outside the automobile is adjusted to be T-T2+3 when the temperature T2 is more than or equal to minus 15 ℃ below zero; the temperature T2 is less than 15 ℃, and the regulating value of the temperature T outside the vehicle is T-T2 to-5;
when the temperature is more than 60 ℃ and the temperature T1 is more than or equal to 40 ℃,
if T2 is more than or equal to 15 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; when the temperature of 15 ℃ is more than T2 and is more than or equal to 3 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; the temperature T is more than or equal to-3 ℃ and the adjusting value of the temperature T outside the vehicle is T; the temperature T outside the automobile is adjusted to be T-T2+1 when the temperature T2 is more than or equal to minus 15 ℃ below zero; the temperature T2 is less than 15 ℃, and the regulating value of the temperature T outside the vehicle is T-T2 to-2;
when the water temperature T1 is less than 40 ℃,
if T2 is more than or equal to 15 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; when the temperature of 15 ℃ is more than T2 and is more than or equal to 3 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; the temperature T is more than or equal to-3 ℃ and the adjusting value of the temperature T outside the vehicle is T; the temperature T outside the automobile is regulated to be T-T2 when the temperature T2 is more than or equal to minus 15 ℃ below zero; the temperature T2 is less than 15 ℃, and the regulating value of the temperature T outside the vehicle is T-T2;
after T2 is changed into a ground warehouse or a tunnel, the variation of the inlet air temperature T2;
when the vehicle is in a warehouse entry or tunnel entry mode; and when the vehicle speed V is more than 30km/h, the method for judging the adjustment value of the temperature T outside the vehicle is as follows:
when the water temperature T1 is more than or equal to 80 ℃,
if T2 is more than or equal to 15 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; when the temperature is 15 ℃ and is more than or equal to T2 and is more than or equal to 3 ℃, the adjusting value of the temperature T outside the vehicle is T-T2 to-1; the temperature T is more than or equal to-3 ℃ and the adjusting value of the temperature T outside the vehicle is T; the temperature T outside the automobile is adjusted to be T-T2+3 when the temperature T2 is more than or equal to minus 15 ℃ below zero; the temperature T2 is less than 15 ℃, and the regulating value of the temperature T outside the vehicle is T-T2 to-5;
when the temperature is 80 ℃ and is more than or equal to T1 and is more than or equal to 60 ℃,
if T2 is more than or equal to 15 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; when the temperature of 15 ℃ is more than T2 and is more than or equal to 3 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; the temperature T is more than or equal to-3 ℃ and the adjusting value of the temperature T outside the vehicle is T; the temperature T outside the automobile is adjusted to be T-T2+1 when the temperature T2 is more than or equal to minus 15 ℃ below zero; the temperature T2 is less than 15 ℃, and the regulating value of the temperature T outside the vehicle is T-T2 to-2;
when the temperature is more than 60 ℃ and the temperature T1 is more than or equal to 40 ℃,
if T2 is more than or equal to 15 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; when the temperature of 15 ℃ is more than T2 and is more than or equal to 3 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; the temperature T is more than or equal to-3 ℃ and the adjusting value of the temperature T outside the vehicle is T; the temperature T outside the automobile is regulated to be T-T2 when the temperature T2 is more than or equal to minus 15 ℃ below zero; the temperature T2 is less than 15 ℃, and the regulating value of the temperature T outside the vehicle is T-T2 to-1;
when the water temperature T1 is less than 40 ℃,
if T2 is more than or equal to 15 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; when the temperature of 15 ℃ is more than T2 and is more than or equal to 3 ℃, the adjusting value of the temperature T outside the vehicle is T-T2; the temperature T is more than or equal to-3 ℃ and the adjusting value of the temperature T outside the vehicle is T; the temperature T outside the automobile is regulated to be T-T2 when the temperature T2 is more than or equal to minus 15 ℃ below zero; the temperature T2 is less than 15 ℃, and the regulating value of the temperature T outside the vehicle is T-T2;
(3) When H2 is outside of H3 and H4, then the off-vehicle temperature t=t4 is determined.
2. The method of obtaining an off-board temperature according to claim 1, wherein: the sun light sensor in step S3 is mounted in the front windshield of the vehicle.
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