CN104632598A - Control method and system for compressor and floor heating system - Google Patents
Control method and system for compressor and floor heating system Download PDFInfo
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- CN104632598A CN104632598A CN201310574654.0A CN201310574654A CN104632598A CN 104632598 A CN104632598 A CN 104632598A CN 201310574654 A CN201310574654 A CN 201310574654A CN 104632598 A CN104632598 A CN 104632598A
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Abstract
The invention provides a control method and system for a compressor and a floor heating system provided with the control system. The control method for the compressor comprises the following steps that indoor environment temperature and return water temperature of the compressor are detected; the indoor environment temperature and preset environment temperature are compared, and the return water temperature and preset return water temperature are compared; the compressor is controlled according to the comparison results. According to the control method and system for the compressor and the floor heating system, the compressor can be controlled to operate normally, the purpose of freezing preventing is achieved, the required indoor temperature can be provided accurately, the comfort of the indoor environment is ensured, and energy can be saved.
Description
Technical field
The present invention relates to heating and ventilating equipment technical field, particularly a kind of controlling method of compressor and control system, and there is the ground heating system of control system of this compressor.
Background technique
When temperature lower such as winter, can be warmed oneself by heating system, such as air-conditioning, radiator, ground heating system etc.Wherein, ground heating system can pass through air source heat pump floor heating unit hot water preparing, and carries out radiation heat transfer by the floor heating pipe and floor being laid on indoor, thus reaches the object improving room temperature.
At present, air source heat pump floor heating unit generally controls the start and stop running of compressor by the return water temperature of unit.The temperature transducer detecting return water temperature is arranged on the main frame pipeline of unit, and main frame is generally placed on outdoor.Because the thermal insulation property of the true temperature of indoor and the use material on floor and body of wall has very large relation, what when therefore winter makes outdoor temperature is lower, the return water temperature of air source heat pump floor heating unit reduced is very fast, and in fact the temperature of indoor floor is very not low, now also do not reach the necessity of opening floor heating machine set compressor.So, the shortcoming of prior art be the return water temperature of base area warming-up group to control the start and stop of compressor, the temperature of indoor needs can not be provided well, and room temperature not only can be caused too high, have impact on room travelling comfort, but also the waste of the energy can be caused.
Summary of the invention
Object of the present invention is intended to solve one of above-mentioned technical problem at least to a certain extent.
For this reason, one object of the present invention is the controlling method proposing a kind of compressor, and this controlling method both can control compressor and be in normal state operation, reach antifreeze object, the temperature of indoor needs can be provided again more exactly, ensure the travelling comfort of indoor environment, and can energy saving.
Another object of the present invention is the control system proposing a kind of compressor.
Another object of the present invention is to propose a kind of ground heating system, and this ground heating system comprises the control system of above-mentioned compressor.
For achieving the above object, one aspect of the present invention embodiment proposes a kind of controlling method of compressor, and this controlling method comprises the following steps: the return water temperature detecting indoor environment temperature and compressor respectively; Respectively described indoor environment temperature and described return water temperature and default ambient temperature and default return water temperature are compared; And according to comparative result, described compressor is controlled.
The controlling method of the compressor of the embodiment of the present invention, by the return water temperature considering indoor environment temperature and compressor, compressor is controlled, can ensure that compressor is in normal state and runs according to return water temperature, and carry out antifreeze control, room temperature is controlled more exactly according to indoor environment temperature, the travelling comfort of indoor environment can be ensured, and the consumption of family's electricity can be reduced, reduce the waste of the energy.
Further, in some embodiments of the invention, control specifically to comprise to described compressor according to comparative result: be less than described default return water temperature at described return water temperature, and when described indoor environment temperature is less than described default ambient temperature, control described compressor start.
In some embodiments of the invention, the controlling method of above-mentioned compressor is also included in described return water temperature and is less than described default return water temperature, and described indoor environment temperature is when being more than or equal to described default ambient temperature, judge whether described return water temperature is less than default antifreeze temperature; And if described return water temperature is less than described default antifreeze temperature, then control described compressor start.
In some embodiments of the invention, after described compressor start, comprising: judge whether described return water temperature and the described difference presetting antifreeze temperature are more than or equal to preset temperature; If described return water temperature and the described difference presetting antifreeze temperature are more than or equal to described preset temperature, then judge whether described return water temperature is more than or equal to described default return water temperature further; And if described return water temperature is more than or equal to described default return water temperature, then controls described compressor and close.
Further, in some embodiments of the invention, the controlling method of above-mentioned compressor also comprises: when described return water temperature is less than described default return water temperature, judges whether described indoor environment temperature is more than or equal to described default ambient temperature further; And if when described indoor environment temperature is more than or equal to described default ambient temperature, then controls described compressor and close.
For achieving the above object, another aspect of the present invention embodiment proposes a kind of control system of compressor, and the control system of this compressor comprises: the first Temperature Detector, for detecting the return water temperature of compressor; Second Temperature Detector, for detecting indoor environment temperature; Controller, for described indoor environment temperature and described return water temperature and default ambient temperature and default return water temperature being compared respectively, and controls described compressor according to comparative result.
The control system of the compressor of the embodiment of the present invention, the return water temperature that controller detects according to the first Temperature Detector, and second Temperature Detector detect indoor environment temperature, compressor is controlled, compressor operating can be controlled in normal state according to return water temperature, and reach antifreeze object, room temperature can be controlled more exactly according to indoor environment temperature, ensure the travelling comfort of indoor environment, reduce the consumption of family's electricity, reduce the waste of the energy.
Further, in some embodiments of the invention, be less than described default return water temperature at described return water temperature, and when described indoor environment temperature is less than described default ambient temperature, described controller controls described compressor start.
In some embodiments of the invention, described controller is also for being less than described default return water temperature at described return water temperature, and described indoor environment temperature is when being more than or equal to described default ambient temperature, judge whether described return water temperature is less than default antifreeze temperature, and when described return water temperature is less than described default antifreeze temperature, control described compressor start.
In some embodiments of the invention, after described compressor start, described controller is also for judging whether described return water temperature and the described difference presetting antifreeze temperature are more than or equal to preset temperature, if described return water temperature and the described difference presetting antifreeze temperature are more than or equal to described preset temperature, then judge whether described return water temperature is more than or equal to described default return water temperature further, and when described return water temperature is more than or equal to described default return water temperature, controls described compressor and close.
In some embodiments of the invention, described controller is also for when described return water temperature is less than described default return water temperature, judge whether described indoor environment temperature is more than or equal to described default ambient temperature further, and when described indoor environment temperature is more than or equal to described default ambient temperature, controls described compressor and close.
For achieving the above object, another aspect of the invention embodiment proposes a kind of ground heating system, and this ground heating system comprises the control system of the compressor that above-described embodiment proposes.
The ground heating system of the embodiment of the present invention, by the control system of the compressor of above-described embodiment, both can ensure that compressor operating was in normal state, and reach antifreeze object, can ensure again the travelling comfort of indoor environment, reduced energy waste.
The aspect that the present invention adds and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
The present invention above-mentioned and/or additional aspect and advantage will become obvious and easy understand from the following description of the accompanying drawings of embodiments, wherein:
Fig. 1 is the flow chart of the controlling method of compressor according to the embodiment of the present invention;
Fig. 2 is the flow chart of the controlling method of compressor according to an embodiment of the invention;
Fig. 3 is the flow chart of the controlling method of compressor according to a specific embodiment of the present invention;
Fig. 4 is the schematic diagram of the control system of compressor according to the embodiment of the present invention;
Fig. 5 is the schematic diagram of the control system of compressor according to an embodiment of the invention; And
Fig. 6 is the block diagram of the ground heating system according to the embodiment of the present invention.
Reference character:
First Temperature Detector 10, second Temperature Detector 20, compressor bank 101, floor heating pipe 30.
Embodiment
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
Disclosing hereafter provides many different embodiments or example is used for realizing different structure of the present invention.Of the present invention open in order to simplify, hereinafter the parts of specific examples and setting are described.Certainly, they are only example, and object does not lie in restriction the present invention.In addition, the present invention can in different example repeat reference numerals and/or letter.This repetition is to simplify and clearly object, itself does not indicate the relation between discussed various embodiment and/or setting.In addition, the various specific technique that the invention provides and the example of material, but those of ordinary skill in the art can recognize the property of can be applicable to of other techniques and/or the use of other materials.In addition, fisrt feature described below second feature it " on " structure can comprise the embodiment that the first and second features are formed as directly contact, also can comprise other feature and be formed in embodiment between the first and second features, such first and second features may not be direct contacts.
In describing the invention, it should be noted that, unless otherwise prescribed and limit, term " installation ", " being connected ", " connection " should be interpreted broadly, such as, can be mechanical connection or electrical connection, also can be the connection of two element internals, can be directly be connected, also indirectly can be connected by intermediary, for the ordinary skill in the art, the concrete meaning of above-mentioned term can be understood as the case may be.
With reference to description below and accompanying drawing, these and other aspects of embodiments of the invention will be known.Describe at these and in accompanying drawing, specifically disclose some particular implementation in embodiments of the invention, representing some modes of the principle implementing embodiments of the invention, but should be appreciated that the scope of embodiments of the invention is not limited.On the contrary, embodiments of the invention comprise fall into attached claims spirit and intension within the scope of all changes, amendment and equivalent.
In view of the problem proposed in background technique, the embodiment of the present invention proposes a kind of controlling method of compressor, and the basic ideas of the controlling method of the compressor of the embodiment of the present invention are: by judging that the return water temperature of compressor in indoor environment temperature and unit such as heat pump ground warming unit carrys out the start and stop of Comprehensive Control compressor.Namely can according to return water temperature control system; compressor is run in normal state; when winter, return water temperature was too low; anti-frost protection control is carried out according to return water temperature; room temperature can be controlled more exactly again according to indoor environment temperature; the operation of compressor can be stopped after room temperature reaches preset temperature immediately, not only ensure the travelling comfort of indoor environment but also save the energy.
The controlling method of a kind of compressor that embodiment according to a first aspect of the present invention proposes is described with reference to the accompanying drawings.
As shown in Figure 1, the controlling method of the compressor of the embodiment of the present invention comprises the following steps:
S1, detects the return water temperature of indoor environment temperature and compressor respectively.
Particularly, such as, one or more Temperature Detector can being set in indoor, when arranging multiple Temperature Detector, indoor environment temperature value can being obtained by after the signal serial or parallel connection of multiple Temperature Detector.And the temperature such as detecting water in Compressor Group return pipe obtains return water temperature.
S2, compares indoor environment temperature and return water temperature and default ambient temperature and default return water temperature respectively.
After detecting by step S1 the return water temperature obtaining indoor environment temperature and compressor, indoor environment temperature and default ambient temperature are compared, and the return water temperature of compressor and default return water temperature are compared.And enter step S3.
S3, controls compressor according to comparative result.
After indoor environment temperature and return water temperature and default ambient temperature and default return water temperature being compared respectively by step S2, the result according to comparing controls compressor.Process compressor controlled according to comparative result will be described in detail below.
In one embodiment of the invention, as shown in Figure 2, upon step s 2, control specifically can comprise to compressor according to comparative result:
S4, is less than default return water temperature at return water temperature, and when indoor environment temperature is less than default ambient temperature, controls compressor start.
Particularly, in step S2 respectively by indoor environment temperature, such as be set to Tn, and return water temperature, such as be set to Th, with default ambient temperature, such as, be set to Ts, with default return water temperature, such as be set to Tsh, after comparing, if judge that Th is less than Tsh, and Tn is less than Ts, namely say that the return water temperature of now indoor environment temperature and compressor is all less than preset temperature value, then control compressor start, to improve indoor environment temperature, ensure the travelling comfort of indoor environment, ensure that compressor operating is in normal state simultaneously.
In addition, in another embodiment of the present invention, as shown in Figure 2, the controlling method of above-mentioned compressor also comprises:
S5, is less than default return water temperature at return water temperature, and when indoor environment temperature is more than or equal to default ambient temperature, judges whether return water temperature is less than default antifreeze temperature.
Particularly, if judge that Th is less than Tsh, and indoor environment temperature Tn is more than or equal to default ambient temperature Ts, then judge whether Th is less than default antifreeze temperature and is such as set to Tr further, namely judges whether Th<Tr.And enter step S6.
S6, if return water temperature is less than default antifreeze temperature, then controls compressor start.
If judge Th<Tr by step S5, in order to ensure that the compressor operating of unit is in normal operating condition, then control compressor start to improve return water temperature.
In some embodiments of the invention, as shown in Figure 2, after compressor start, the controlling method of above-mentioned compressor also comprises:
S7, judges whether return water temperature is more than or equal to preset temperature with the difference presetting antifreeze temperature.
Particularly, after control compressor start, such as, set preset temperature T, judge whether Th-Tr >=T, if return water temperature Th is more than or equal to preset temperature T with the difference presetting antifreeze temperature Tr, then enter step S8.Otherwise continue to keep compressor to be in starting state.
S8, judges whether return water temperature is more than or equal to default return water temperature further.
As Th-Tr >=T, judge whether Th >=Tsh further, if so, enter step S9.
S9, if return water temperature is more than or equal to default return water temperature, then controls compressor and closes.
Judge to meet Th >=Tsh by step S8, the normal work of compressor can be ensured, then control compressor and close.
In addition, in another embodiment of the present invention, as shown in Figure 2, when step S8 judges that return water temperature is less than default return water temperature, also comprise:
S10, judges whether indoor environment temperature is more than or equal to default ambient temperature.
When judging in step s 8 to meet Th<Tsh, then judge whether Tn >=Ts further, and enter step S11.
S11, if indoor environment temperature is more than or equal to default ambient temperature, then controls compressor and closes.
If judge to meet Tn >=Ts by step S10, in order to ensure the travelling comfort of indoor environment temperature, controlling compressor and closing.
The main process of the controlling method of compressor according to the above description, in one particular embodiment of the present invention, as shown in Figure 3, the concrete operation step of the controlling method of the compressor of the embodiment of the present invention can comprise:
S301, program starts.
S302, detects indoor environment temperature and return water temperature.
S303, judges whether to meet Th<Tsh.
If so, step S304 is entered, otherwise, return step S301.
S304, judges whether to meet Tn<Ts.
If so, then step S305 is entered, otherwise, enter step S306.
S305, controls compressor start.
And after compressor start, enter step S307.
S306, judges whether to meet Th<Tr.
If so, then enter step S305, otherwise return step S301.
S307, judges whether to meet Th-Tr >=T.
Such as T=10 DEG C, namely judges whether that whether meet return water temperature is more than or equal to 10 DEG C with the difference presetting antifreeze temperature, if so, then enters step S308, otherwise, return step S305.
S308, judges whether to meet Th >=Tsh.
If so, then step S309 is entered, otherwise, enter step S310.
S309, controls compressor and closes.
S310, judges whether to meet Tn >=Ts.
If so, then enter step S309, otherwise enter step S305.
In sum, according to the controlling method of the compressor of the embodiment of the present invention, by the return water temperature considering indoor environment temperature and compressor, compressor is controlled, particularly, meet the prerequisite of default antifreeze temperature at the return water temperature of compressor under, indoor environment temperature and return water temperature one of them when reaching preset temperature, namely control compressor to close, compressor can be controlled according to return water temperature and be in normal state operation, and reach antifreeze object, room temperature is controlled more exactly according to indoor environment temperature, the travelling comfort of indoor environment can be ensured, and the consumption of family's electricity can be reduced, reduce the waste of the energy.
Another aspect of the present invention embodiment also proposes a kind of control system of compressor.
As shown in Figure 4, the control system of the compressor of the embodiment of the present invention comprises the first Temperature Detector 10, second Temperature Detector 20 and controller (not indicating in figure) are wherein, first Temperature Detector 10 is for detecting the return water temperature in the compressor bank 101 in compressor such as Fig. 4, second Temperature Detector 20 is for detecting indoor environment temperature, such as, in ground heating system, second Temperature Detector 20 is connected with indoor floor heating pipe 30, particularly, such as shown in Figure 5, one or more Temperature Detector such as the second Temperature Detector 1 can be set in indoor, second Temperature Detector 2 etc., when arranging multiple Temperature Detector, can by the signal of multiple Temperature Detector such as T1, indoor environment temperature value Tn is obtained after the serial or parallel connections such as T2.And the temperature that the first Temperature Detector 10 detects water in Compressor Group 101 return pipe obtains return water temperature Th.Controller is used for indoor environment temperature Tn and return water temperature Th and default ambient temperature and default return water temperature being compared respectively, and according to comparative result, compressor is controlled, wherein, the temperature value that controller receives can be switching signal, also can be concrete temperature value.
In some embodiments of the invention, the temperature value that controller detects according to the first Temperature Detector 10 and the second Temperature Detector 20 judges, be less than default return water temperature at return water temperature, and when indoor environment temperature is less than default ambient temperature, controller controls compressor start.Particularly, such as return water temperature is preset in setting is Tsh, and default ambient temperature is Ts, then controller judges to meet Th<Tsh, and during Tn<Ts, then controls compressor start.
In addition, in some embodiments of the invention, the temperature value that controller detects according to the first Temperature Detector 10 and the second Temperature Detector 20 judges, default return water temperature is less than at return water temperature, and when indoor environment temperature is more than or equal to default ambient temperature, judge whether return water temperature is less than default antifreeze temperature further, and when return water temperature is less than default antifreeze temperature, control compressor start.Particularly, controller judges to meet Th<Tsh, but during Tn >=Ts, judge whether further to meet Th<Tr, wherein, Tr is the default antifreeze temperature of setting, if judge to meet Th<Tr, in order to ensure that compressor operating is in normal state, then controller controls compressor start.
After compressor start, controller is also for judging whether return water temperature is more than or equal to preset temperature with the difference presetting antifreeze temperature, if return water temperature is more than or equal to preset temperature with the difference presetting antifreeze temperature, then judge whether return water temperature is more than or equal to default return water temperature further, and when return water temperature is more than or equal to default return water temperature, controls compressor and close.Particularly, after control compressor start, controller judges whether to meet Th-Tr >=T, and wherein T is preset temperature.If judge to meet above-mentioned condition, then controller judges whether to meet Th >=Tsh further, if judge to meet, then can ensure that compressor is in normal state and runs, then controller control compressor cuts out.
In some embodiments of the invention, preset temperature is more than or equal at return water temperature and the difference presetting antifreeze temperature, controller is also for when return water temperature is less than default return water temperature, judge whether indoor environment temperature is more than or equal to default ambient temperature further, and when indoor environment temperature is more than or equal to default ambient temperature, controls compressor and close.Particularly, the temperature value that controller detects according to the first Temperature Detector 10 and the second Temperature Detector 20 judges, controller judges to meet Th-Tr >=T, but during Th<Tsh, judging whether further to meet Tn >=Ts, if met, being unlikely to too high to make indoor environment temperature, ensure the travelling comfort of indoor environment, controller controls compressor and closes.
In sum, the control system of the compressor of the embodiment of the present invention, the return water temperature that controller detects according to the first Temperature Detector, and second Temperature Detector detect indoor environment temperature, compressor is controlled, meet the prerequisite of default antifreeze temperature at return water temperature under, when one of them reaches preset temperature value at return water temperature and indoor environment temperature, namely control compressor and close.Compressor operating can be controlled in normal state according to return water temperature, and reach antifreeze object, room temperature can be controlled more exactly according to indoor environment temperature, the travelling comfort of indoor environment can be ensured, reduce the consumption of family's electricity, reduce the waste of the energy.
Another aspect of the invention embodiment also proposes a kind of ground heating system.
As shown in Figure 6, the ground heating system 601 of the embodiment of the present invention comprises the control system 602 of the compressor of above-described embodiment.
The ground heating system of the embodiment of the present invention, by the control system of the compressor of above-described embodiment, both can ensure that compressor operating was in normal state, and reach antifreeze object, can ensure again the travelling comfort of indoor environment, reduced energy waste.
Describe and can be understood in flow chart or in this any process otherwise described or method, represent and comprise one or more for realizing the module of the code of the executable instruction of the step of specific logical function or process, fragment or part, and the scope of the preferred embodiment of the present invention comprises other realization, wherein can not according to order that is shown or that discuss, comprise according to involved function by the mode while of basic or by contrary order, carry out n-back test, this should understand by embodiments of the invention person of ordinary skill in the field.
In flow charts represent or in this logic otherwise described and/or step, such as, the sequencing list of the executable instruction for realizing logical function can be considered to, may be embodied in any computer-readable medium, for instruction execution system, device or equipment (as computer based system, comprise the system of processor or other can from instruction execution system, device or equipment instruction fetch and perform the system of instruction) use, or to use in conjunction with these instruction execution systems, device or equipment.With regard to this specification, " computer-readable medium " can be anyly can to comprise, store, communicate, propagate or transmission procedure for instruction execution system, device or equipment or the device that uses in conjunction with these instruction execution systems, device or equipment.The example more specifically (non-exhaustive list) of computer-readable medium comprises following: the electrical connection section (electronic equipment) with one or more wiring, portable computer diskette box (magnetic device), random-access memory (ram), ROM (read-only memory) (ROM), erasablely edit ROM (read-only memory) (EPROM or flash memory), fiber device, and portable optic disk ROM (read-only memory) (CDROM).In addition, computer-readable medium can be even paper or other suitable media that can print described program thereon, because can such as by carrying out optical scanner to paper or other media, then carry out editing, decipher or carry out process with other suitable methods if desired and electronically obtain described program, be then stored in computer storage.
Should be appreciated that each several part of the present invention can realize with hardware, software, firmware or their combination.In the above-described embodiment, multiple step or method can with to store in memory and the software performed by suitable instruction execution system or firmware realize.Such as, if realized with hardware, the same in another embodiment, can realize by any one in following technology well known in the art or their combination: the discrete logic with the logic gates for realizing logical function to data-signal, there is the specific integrated circuit of suitable combinational logic gate circuit, programmable gate array (PGA), field programmable gate array (FPGA) etc.
Those skilled in the art are appreciated that realizing all or part of step that above-described embodiment method carries is that the hardware that can carry out instruction relevant by program completes, described program can be stored in a kind of computer-readable recording medium, this program perform time, step comprising embodiment of the method one or a combination set of.
In addition, each functional unit in each embodiment of the present invention can be integrated in a puocessing module, also can be that the independent physics of unit exists, also can be integrated in a module by two or more unit.Above-mentioned integrated module both can adopt the form of hardware to realize, and the form of software function module also can be adopted to realize.If described integrated module using the form of software function module realize and as independently production marketing or use time, also can be stored in a computer read/write memory medium.
The above-mentioned storage medium mentioned can be ROM (read-only memory), disk or CD etc.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and describe embodiments of the invention, for the ordinary skill in the art, be appreciated that and can carry out multiple change, amendment, replacement and modification to these embodiments without departing from the principles and spirit of the present invention, scope of the present invention is by claims and equivalency thereof.
Claims (11)
1. a control system for compressor, is characterized in that, comprising:
First Temperature Detector, for detecting the return water temperature of compressor;
Second Temperature Detector, for detecting indoor environment temperature;
Controller, for described indoor environment temperature and described return water temperature and default ambient temperature and default return water temperature being compared respectively, and controls described compressor according to comparative result.
2. the control system of compressor as claimed in claim 1, it is characterized in that, be less than described default return water temperature at described return water temperature, and when described indoor environment temperature is less than described default ambient temperature, described controller controls described compressor start.
3. the control system of compressor as claimed in claim 1, it is characterized in that, described controller is also for being less than described default return water temperature at described return water temperature, and described indoor environment temperature is when being more than or equal to described default ambient temperature, judge whether described return water temperature is less than default antifreeze temperature, and when described return water temperature is less than described default antifreeze temperature, control described compressor start.
4. the control system of compressor as claimed in claim 2 or claim 3, it is characterized in that, after described compressor start, described controller is also for judging whether described return water temperature and the described difference presetting antifreeze temperature are more than or equal to preset temperature, if described return water temperature and the described difference presetting antifreeze temperature are more than or equal to described preset temperature, then judge whether described return water temperature is more than or equal to described default return water temperature further, and when described return water temperature is more than or equal to described default return water temperature, controls described compressor and close.
5. the control system of compressor as claimed in claim 4, it is characterized in that, described controller is also for when described return water temperature is less than described default return water temperature, judge whether described indoor environment temperature is more than or equal to described default ambient temperature further, and when described indoor environment temperature is more than or equal to described default ambient temperature, controls described compressor and close.
6. a ground heating system, is characterized in that, comprises the control system of the compressor as described in any one of claim 1-5.
7. a controlling method for compressor, is characterized in that, comprises the following steps;
Detect the return water temperature of indoor environment temperature and compressor respectively;
Respectively described indoor environment temperature and described return water temperature and default ambient temperature and default return water temperature are compared; And
According to comparative result, described compressor is controlled.
8. the controlling method of compressor as claimed in claim 7, is characterized in that, control specifically to comprise according to comparative result to described compressor:
Be less than described default return water temperature at described return water temperature, and when described indoor environment temperature is less than described default ambient temperature, control described compressor start.
9. the controlling method of compressor as claimed in claim 7, is characterized in that, also comprise:
Be less than described default return water temperature at described return water temperature, and when described indoor environment temperature is more than or equal to described default ambient temperature, judge whether described return water temperature is less than default antifreeze temperature; And
If described return water temperature is less than described default antifreeze temperature, then control described compressor start.
10. the controlling method of compressor as claimed in claim 8 or 9, is characterized in that, after described compressor start, comprising:
Judge whether described return water temperature and the described difference presetting antifreeze temperature are more than or equal to preset temperature;
If described return water temperature and the described difference presetting antifreeze temperature are more than or equal to described preset temperature, then judge whether described return water temperature is more than or equal to described default return water temperature further; And
If described return water temperature is more than or equal to described default return water temperature, then controls described compressor and close.
The controlling method of 11. compressors as claimed in claim 10, is characterized in that, also comprise:
When described return water temperature is less than described default return water temperature, judge whether described indoor environment temperature is more than or equal to described default ambient temperature further; And
If when described indoor environment temperature is more than or equal to described default ambient temperature, then controls described compressor and close.
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| CN201310574654.0A CN104632598A (en) | 2013-11-15 | 2013-11-15 | Control method and system for compressor and floor heating system |
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| CN201310574654.0A CN104632598A (en) | 2013-11-15 | 2013-11-15 | Control method and system for compressor and floor heating system |
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