CN105508201B - The control method of heat tape, controller and control system in compressor of air conditioner - Google Patents

The control method of heat tape, controller and control system in compressor of air conditioner Download PDF

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Publication number
CN105508201B
CN105508201B CN201510860871.5A CN201510860871A CN105508201B CN 105508201 B CN105508201 B CN 105508201B CN 201510860871 A CN201510860871 A CN 201510860871A CN 105508201 B CN105508201 B CN 105508201B
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China
Prior art keywords
compressor
heat tape
temperature
air conditioner
control
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CN201510860871.5A
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Chinese (zh)
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CN105508201A (en
Inventor
卢文
刘军
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Midea Group Co Ltd
Guangdong Midea HVAC Equipment Co Ltd
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Midea Group Co Ltd
Guangdong Midea HVAC Equipment Co Ltd
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Priority to CN201510860871.5A priority Critical patent/CN105508201B/en
Publication of CN105508201A publication Critical patent/CN105508201A/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/06Cooling; Heating; Prevention of freezing
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/06Control using electricity

Abstract

The present invention discloses control method, controller and the control system of heat tape in a kind of compressor of air conditioner, and the control method includes:After air-conditioner outdoor unit is in holding state or running status, the surface temperature of the compressor of air conditioner is obtained;When heat tape in the compressor of air conditioner is not actuated, whether the compressor surface temperature that judgement gets is less than default heat tape start-up temperature;If being less than the heat tape start-up temperature, start the heat tape in the compressor of air conditioner.Compared to prior art, the control method of heat tape, controller and control system in compressor of air conditioner of the invention, by the surface temperature for obtaining compressor, unlatching based on the compressor surface temperature control heat tape for getting, the starting duration of heat tape is reduced compared to existing technology, so as to reduce the loss of heat tape, the present invention is only needed a heat tape, can reduce prior art due to the cost pressure brought using a plurality of heat tape.

Description

The control method of heat tape, controller and control system in compressor of air conditioner
Technical field
The present invention relates to intelligent appliance technical field, and in particular to the controlling party of heat tape in a kind of compressor of air conditioner Method, controller and control system.
Background technology
The control process of the heat tape that compressor is used is as follows in current air-conditioner outdoor unit:Detection outdoor unit local environment Determine that heat tape is turned on and off after temperature and compressor exhaust temperature again, as depicted in figs. 1 and 2, detection is arranged on air-conditioning Pressure of the environment temperature and detection of the environment temperature-sensing probe collection in outdoor unit on condenser on compressor exhaust pipe The compressor exhaust temperature of contracting machine ventilating temperature controller collection, as long as environment temperature is less than 35 DEG C or compressor exhaust temperature is less than 40 DEG C, it is switched on heat tape.
Substantially in the case where outdoor unit treats electricity (outdoor unit is in standby or starting state), heat tape is just always on, special It is not winter in spring and autumn, not only wastes the energy (power consumption), and heat tape goes up electricity and is also easy to aged deterioration for a long time.
In order to solve heat tape easily aging this problem, existing solution is:By reducing heat tape surface Load reduces wall scroll heat tape power, so as to increase the usage quantity of heat tape, but this solution cost ratio It is higher;Nor energy-conservation.
The content of the invention
The technical problems to be solved by the invention are prior arts due to being brought using the electrical heating of a plurality of low surface loading Prevent from heat tape from going up voltage ageing for a long time to damage, therefore make the elevated problem of air-conditioning cost.
For this purpose, in a first aspect, the present invention proposes a kind of control method of heat tape in compressor of air conditioner, including:
After air-conditioner outdoor unit is in holding state or running status, the surface temperature of the compressor of air conditioner is obtained;
When heat tape in the compressor of air conditioner is not actuated, whether the compressor surface temperature that judgement gets is small In default heat tape start-up temperature;
If being less than the heat tape start-up temperature, start the heat tape in the compressor of air conditioner.
Optionally, the control method also includes:
After the heat tape in starting the compressor of air conditioner, whether the compressor surface temperature that judgement gets is less than Default heat tape closing temperature;
If being not less than the heat tape closing temperature, the heat tape closed in the compressor of air conditioner performs institute State and whether judge the compressor surface temperature for getting less than default heat tape start-up temperature, to determine whether that startup is described Heat tape in compressor of air conditioner.
Optionally, the surface temperature for obtaining the compressor of air conditioner, including:
Obtain the compressor surface temperature of the temperature sensor collection on heat tape in the compressor of air conditioner.
Optionally, the surface temperature for obtaining the compressor of air conditioner, including:
Obtain the compressor surface temperature of the temperature sensor collection on the non-heat tape of the compressor of air conditioner.
Second aspect, invention additionally discloses a kind of controller, including:
Acquiring unit, for after air-conditioner outdoor unit is in holding state or running status, obtaining the compressor of air conditioner Surface temperature;
Judging unit, for the heat tape in the compressor of air conditioner it is not actuated when, judge that the acquiring unit is obtained Whether the compressor surface temperature got is less than default heat tape start-up temperature;
Control unit, for judging that the compressor surface temperature that the acquiring unit gets is less than in the judging unit After the heat tape start-up temperature, start the heat tape in the compressor of air conditioner.
Optionally, the judging unit, is additionally operable to the electrical heating in described control unit starts the compressor of air conditioner After band, judge whether the compressor surface temperature that the acquiring unit gets is less than default heat tape closing temperature;
Described control unit, is additionally operable to after the heat tape in starting the compressor of air conditioner, in the judging unit Judge that compressor surface temperature that the acquiring unit gets, not less than after the heat tape closing temperature, closes the sky Adjust the heat tape in compressor.
Optionally, the acquiring unit, for obtaining the temperature in the compressor of air conditioner on electric heat tape The compressor surface temperature of sensor collection.
Optionally, the acquiring unit, the temperature for obtaining on the non-heat tape of the compressor of air conditioner is passed The compressor surface temperature of sensor collection.
The third aspect, the present invention also provides a kind of control system, including:
Controller as described in second aspect.
Optionally, the control system also includes:The temperature sensor being connected with the controller;The temperature sensor On heat tape in compressor of air conditioner or in compressor of air conditioner on non-heat tape.
Compared to prior art, the control method of heat tape, controller and control system in compressor of air conditioner of the invention System, by obtaining the surface temperature of compressor, based on the unlatching of the compressor surface temperature control heat tape for getting, compares Prior art reduces the energization period of heat tape, and so as to reduce the loss of heat tape, the present invention only needs an electricity to add The torrid zone, can reduce prior art due to the cost pressure brought using a plurality of heat tape.
Further, the control method of heat tape, controller and control system in compressor of air conditioner of the invention, it is only necessary to One temperature sensor is set on heat tape, needs that an environment temperature-sensing probe is installed on condenser compared to existing technology And a compressor air-discharging temperature controller is installed on compressor exhaust pipe, the present invention further saves air-conditioning production cost, carries Air-conditioning production efficiency high.
Further, the control method of heat tape, controller and control system in compressor of air conditioner of the invention, are based on The data of a temperature sensor being arranged on heat tape control being turned on and off for heat tape, compared to existing technology, Heat tape need not for a long time go up electricity in the present invention, save the energy (electric energy), and heat tape is also not easy aged deterioration.
Brief description of the drawings
Fig. 1 is a kind of heat tape control method being related in background technology;
Fig. 2 is another heat tape control method being related in background technology;
Fig. 3 is the control method flow chart of heat tape in a kind of compressor of air conditioner provided in an embodiment of the present invention;
Fig. 4 is the control method flow chart of heat tape in another compressor of air conditioner provided in an embodiment of the present invention;
Fig. 5 is a kind of controller architecture figure provided in an embodiment of the present invention;
Fig. 6 is a kind of control system architecture figure provided in an embodiment of the present invention.
Specific embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention In accompanying drawing, the technical scheme in the embodiment of the present invention is explicitly described, it is clear that described embodiment be the present invention A part of embodiment, rather than whole embodiments.
As shown in figure 3, the present embodiment discloses a kind of control method of heat tape in compressor of air conditioner, the control method can Comprise the following steps 301 to 303:
301st, after air-conditioner outdoor unit is in holding state or running status, the surface temperature of compressor of air conditioner is obtained.It is empty Pressure regulation contracting machine is located in air-conditioner outdoor unit.
302nd, when the heat tape in compressor of air conditioner is not actuated, whether the compressor surface temperature that judgement gets is small In default heat tape start-up temperature;If being less than heat tape start-up temperature, step 303 is performed.
303rd, the heat tape in the compressor of air conditioner is started.
In the present embodiment, in step 302, if being not less than default heat tape start-up temperature, do not start air conditioner compressed Heat tape in machine.
Compared to prior art, the control method of heat tape in the compressor of air conditioner in the present embodiment is pressed by obtaining The surface temperature of contracting machine, based on the unlatching of the compressor surface temperature control heat tape for getting, is reduced compared to existing technology The energization period of heat tape, so as to reduce the loss of heat tape, the present invention only needs a heat tape, can reduce Prior art is due to the cost pressure brought using a plurality of heat tape.
In a specific example, as shown in figure 4, the control method may also include step 304 and 305:
304th, after the heat tape in starting compressor of air conditioner, whether the compressor surface temperature that judgement gets is less than Default heat tape closing temperature;If being not less than heat tape closing temperature, step 305 is performed.
305th, the heat tape closed in the compressor of air conditioner, performs step 302, air conditioner compressed to determine whether startup Heat tape in machine.
In the present embodiment, in step 304, if being less than default heat tape closing temperature, heat tape is not closed.
In a specific example, " surface temperature of compressor of air conditioner is obtained " in step 301, including:Obtain and install The compressor surface temperature of the temperature sensor collection on heat tape in compressor of air conditioner.In the present embodiment, default electricity Heating tape start-up temperature is 25 DEG C.
It should be noted that in the present embodiment heat tape start-up temperature be 25 DEG C by way of example only, the present embodiment is not The occurrence of heat tape start-up temperature is limited, those skilled in the art can set heat tape and start temperature according to actual conditions Degree.
The control method of heat tape in compressor of air conditioner in the present embodiment, it is only necessary to which a temperature is set on heat tape Degree sensor, needs to install an environment temperature-sensing probe on condenser compared to existing technology and pacifies on compressor exhaust pipe A compressor air-discharging temperature controller is filled, the present invention further saves air-conditioning production cost, improves air-conditioning production efficiency.
Further, in the compressor of air conditioner in the present embodiment heat tape control method, based on being arranged on electrical heating The data control heat tape of a temperature sensor taking is turned on and off, compared to existing technology, in the present embodiment by In the lower of heat tape start-up temperature setting, so heat tape need not for a long time go up electricity, the energy (electric energy) is saved, electricity Heating tape is also not easy aged deterioration.
In a specific example, temperature sensor can be arranged on the non-heat tape of compressor, " obtained in step 301 Take the surface temperature of compressor of air conditioner ", including:Obtain the temperature sensor collection on the non-heat tape of compressor of air conditioner Compressor surface temperature.For example, temperature sensor can be arranged on compressor case.
The control method of heat tape in compressor of air conditioner in the present embodiment, it is only necessary to set on the non-heat tape of compressor A temperature sensor is put, is needed that an environment temperature-sensing probe is installed on condenser compared to existing technology and is arranged in compressor One compressor air-discharging temperature controller is installed on tracheae, air-conditioning production cost is further saved, air-conditioning production efficiency is improved.
As shown in figure 5, the present embodiment discloses a kind of controller, the step of the controller can perform above-mentioned control method, tool Body may include with lower unit:Acquiring unit 51, judging unit 52 and control unit 53.
Acquiring unit 51, for after air-conditioner outdoor unit is in holding state or running status, obtaining compressor of air conditioner Surface temperature.
Judging unit 52, for the heat tape in compressor of air conditioner it is not actuated when, judge that the acquiring unit 51 is obtained Whether the compressor surface temperature got is less than default heat tape start-up temperature.
Control unit 53, for judging the compressor surface temperature that the acquiring unit 51 gets in the judging unit 52 Degree starts the heat tape in the compressor of air conditioner less than after the heat tape start-up temperature.
Compared to prior art, the controller in the present embodiment, by obtaining the surface temperature of compressor, based on getting Compressor surface temperature control heat tape unlatching, the energization period of heat tape is reduced compared to existing technology so that The loss of heat tape is reduced, the present invention only needs a heat tape, prior art can be reduced due to adding using a plurality of electricity The torrid zone and the cost pressure that brings.
In a specific example, the judging unit 52 is additionally operable to start the air-conditioning in described control unit 53 After heat tape in compressor, judge whether the compressor surface temperature that the acquiring unit 51 gets is less than default electricity Heating tape closing temperature.
Described control unit 53, is additionally operable to after the heat tape in starting the compressor of air conditioner, judges single described After unit 52 judges that the compressor surface temperature that the acquiring unit 51 gets is not less than the heat tape closing temperature, close Heat tape in the compressor of air conditioner.
In a specific example, the acquiring unit 51, for obtaining installed in heat tape in compressor of air conditioner On temperature sensor collection compressor surface temperature.
In the present embodiment, default heat tape start-up temperature is 25 DEG C.
Controller in the present embodiment a, it is only necessary to temperature sensor is set on heat tape, is needed compared to existing technology One environment temperature-sensing probe to be installed on condenser and a compressor air-discharging temperature controller is installed on compressor exhaust pipe, It is of the invention further to save air-conditioning production cost, improve air-conditioning production efficiency.
Further, the controller in the present embodiment, based on a number for temperature sensor being arranged on heat tape According to being turned on and off for control heat tape, compared to existing technology, set due to heat tape start-up temperature in the present embodiment It is lower, so heat tape need not for a long time go up electricity, the energy (electric energy) is saved, heat tape is also not easy aged deterioration.
In a specific example, the acquiring unit 51 adds for obtaining installed in the compressor of air conditioner non-electrical The compressor surface temperature of the temperature sensor collection on the torrid zone.For example, temperature sensor can be arranged on compressor case On.
Controller in the present embodiment, it is only necessary to which a temperature sensor is set on the non-heat tape of compressor, compared to existing Having technology needs to install an environment temperature-sensing probe on condenser and install a compressor on compressor exhaust pipe to arrange Gas temperature controller, further saves air-conditioning production cost, improves air-conditioning production efficiency.
As shown in fig. 6, the present embodiment discloses a kind of control system, the control system may include:Temperature sensor 61 and such as Controller 62 shown in Fig. 5, the temperature sensor 61 connects the controller 62.
Temperature sensor 61 is arranged in compressor of air conditioner on heat tape or the non-electrical heating in compressor of air conditioner Take.
In a specific example, counterbore is provided with the head rubber of heat tape;Temperature sensor 61 is arranged on In counterbore at the head rubber of the heat tape.When heat tape is bundled in compressor surface, the quilt of temperature sensor 61 It is pushed down tightly fixation and covers in compressor surface.
In the present embodiment, heat tape head rubber core is provided with a through hole for outlet.
Compared to prior art, the control system in the present embodiment, by obtaining the surface temperature of compressor, based on acquisition The unlatching of the compressor surface temperature control heat tape for arriving, reduces the energization period of heat tape compared to existing technology, from And the loss of heat tape is reduced, the present invention only needs a heat tape, can reduce prior art due to using a plurality of electricity Heating tape and the cost pressure that brings.
Further, the control system in the present embodiment a, it is only necessary to temperature sensor is set on heat tape, is compared Prior art needs to install an environment temperature-sensing probe on condenser and a compressor is installed on compressor exhaust pipe Ventilating temperature controller, the present invention further saves air-conditioning production cost, improves air-conditioning production efficiency.
Further, the control system in the present embodiment, based on a temperature sensor being arranged on heat tape Data control being turned on and off for heat tape, and compared to existing technology, heat tape need not for a long time go up electricity in the present invention, save About the energy (electric energy), heat tape is also not easy aged deterioration.
It will be understood by those skilled in the art that each unit in product embodiments can be combined into a unit, and In addition multiple subelements can be divided into.At least some in except such feature and/or process or unit are mutual Mutually repel part, can using any combinations to all features disclosed in this specification and so disclosed any method or All processes or unit of person's equipment are combined.Unless expressly stated otherwise, each feature disclosed in this specification can be with Replaced by the alternative features for providing identical, equivalent or similar purpose.
Although additionally, it will be appreciated by those of skill in the art that some embodiments described herein include other embodiments In included some features rather than further feature, but the combination of the feature of different embodiments means in of the invention Within the scope of and form different embodiments.
All parts embodiment of the invention can be realized with hardware, or be run with one or more processor Software module realize, or with combinations thereof realize.It will be understood by those of skill in the art that can use in practice Microprocessor or digital signal processor (DSP) come realize some or all parts according to embodiments of the present invention some Or repertoire.The present invention is also implemented as some or all equipment for performing method as described herein Or program of device (for example, computer program and computer program product).
Although being described in conjunction with the accompanying embodiments of the present invention, those skilled in the art can not depart from this hair Various modifications and variations are made in the case of bright spirit and scope, such modification and modification are each fallen within by appended claims Within limited range.

Claims (10)

1. in compressor of air conditioner heat tape control method, it is characterised in that including:
After air-conditioner outdoor unit is in holding state or running status, the surface temperature of the compressor of air conditioner is obtained;
When heat tape in the compressor of air conditioner is not actuated, whether the compressor surface temperature that judgement gets is less than pre- If heat tape start-up temperature;
If being less than the heat tape start-up temperature, start the heat tape in the compressor of air conditioner.
2. control method according to claim 1, it is characterised in that the control method also includes:
After the heat tape in starting the compressor of air conditioner, whether the compressor surface temperature that judgement gets is less than default Heat tape closing temperature;
If be not less than the heat tape closing temperature, the heat tape closed in the compressor of air conditioner, perform described in sentence Whether the disconnected compressor surface temperature for getting is less than default heat tape start-up temperature, to determine whether to start the air-conditioning Heat tape in compressor.
3. control method according to claim 1 and 2, it is characterised in that the surface of the acquisition compressor of air conditioner Temperature, including:
Obtain the compressor surface temperature of the temperature sensor collection on heat tape in the compressor of air conditioner.
4. control method according to claim 1 and 2, it is characterised in that the surface of the acquisition compressor of air conditioner Temperature, including:
Obtain the compressor surface temperature of the temperature sensor collection on the non-heat tape of the compressor of air conditioner.
5. a kind of controller, it is characterised in that including:
Acquiring unit, for after air-conditioner outdoor unit is in holding state or running status, obtaining the table of the compressor of air conditioner Face temperature;
Judging unit, for the heat tape in the compressor of air conditioner it is not actuated when, judge that the acquiring unit gets Compressor surface temperature whether be less than default heat tape start-up temperature;
Control unit, it is described for judging that the compressor surface temperature that the acquiring unit gets is less than in the judging unit After heat tape start-up temperature, start the heat tape in the compressor of air conditioner.
6. controller according to claim 5, it is characterised in that
The judging unit, is additionally operable to after the heat tape during described control unit starts the compressor of air conditioner, judges institute Whether compressor surface temperature that acquiring unit gets is stated less than default heat tape closing temperature;
Described control unit, is additionally operable to after the heat tape in starting the compressor of air conditioner, judges in the judging unit The compressor surface temperature that the acquiring unit gets closes the air-conditioning pressure not less than after the heat tape closing temperature Heat tape in contracting machine.
7. the controller according to claim 5 or 6, it is characterised in that the acquiring unit, is arranged on described for obtaining The compressor surface temperature of the temperature sensor collection in compressor of air conditioner on heat tape.
8. the controller according to claim 5 or 6, it is characterised in that the acquiring unit, is arranged on described for obtaining The compressor surface temperature of the temperature sensor collection on the non-heat tape of compressor of air conditioner.
9. a kind of control system, it is characterised in that including:
Controller as described in any one of claim 5 to 8.
10. control system according to claim 9, it is characterised in that the control system also includes:With the controller The temperature sensor of connection;The temperature sensor is on heat tape in compressor of air conditioner or installed in compressor of air conditioner In on non-heat tape.
CN201510860871.5A 2015-11-30 2015-11-30 The control method of heat tape, controller and control system in compressor of air conditioner Active CN105508201B (en)

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CN201510860871.5A CN105508201B (en) 2015-11-30 2015-11-30 The control method of heat tape, controller and control system in compressor of air conditioner

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Application Number Priority Date Filing Date Title
CN201510860871.5A CN105508201B (en) 2015-11-30 2015-11-30 The control method of heat tape, controller and control system in compressor of air conditioner

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CN105508201B true CN105508201B (en) 2017-06-27

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Families Citing this family (9)

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CN106016606B (en) * 2016-05-25 2019-05-14 珠海格力电器股份有限公司 The control method and device of compressor of air conditioner heat tape
CN106091248B (en) * 2016-06-13 2019-01-08 珠海格力电器股份有限公司 Cooler compressor electric heating controlling method and device
CN106247684B (en) * 2016-08-12 2018-11-02 珠海格力电器股份有限公司 A kind of refrigeration oil heating means, device and the compressor of compressor
CN106288569A (en) * 2016-08-17 2017-01-04 珠海格力电器股份有限公司 Air-conditioner and heat tape control method thereof and device
CN110360713B (en) * 2018-04-09 2020-06-16 珠海格力电器股份有限公司 Air conditioner control method and device based on weather and air conditioner
CN109612023A (en) * 2018-12-12 2019-04-12 宁波奥克斯电气股份有限公司 A kind of compressor heating tape control method and air conditioner
CN110410305B (en) * 2019-07-23 2020-07-10 珠海格力电器股份有限公司 Compressor temperature control device based on semiconductor thermocouple
CN110953144A (en) * 2019-12-23 2020-04-03 珠海格力电器股份有限公司 Electric heating power supply system, air conditioning system and operation method thereof
CN111156749A (en) * 2019-12-25 2020-05-15 珠海格力电器股份有限公司 Compressor, control method of compressor and computer readable storage medium

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