CN104132489A - Air-source heat pump water heater and chiller unit and control method of same - Google Patents
Air-source heat pump water heater and chiller unit and control method of same Download PDFInfo
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- CN104132489A CN104132489A CN201310160717.8A CN201310160717A CN104132489A CN 104132489 A CN104132489 A CN 104132489A CN 201310160717 A CN201310160717 A CN 201310160717A CN 104132489 A CN104132489 A CN 104132489A
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Abstract
The invention discloses an air-source heat pump water heater and chiller unit and a control method of the same, the method comprising the following steps: S1, detecting the indoor temperature, and comparing the detecting result to the setting temperature of the indoor environment; S2, if the indoor temperature detected by an indoor environment temperature detecting unit is higher than the setting temperature of the indoor environment with a difference not less than a first predetermined value, automatically controlling the air-source heat pump chiller to operate in a refrigeration or water pump mode by a controller. According to the invention, the air-source heat pump chiller has a function of automatic mode selection. After the user sets the indoor environment temperature as desired, the refrigeration mode, heating mode and water pump mode of the air-source heat pump water heater and chiller unit can be freely switched.
Description
Technical field
The present invention relates to heat pump air conditioner technical field, in particular to a kind of air-cooled heat pump water chiller-heater units and control method thereof.
Background technology
Air-cooled heat pump water chiller-heater units is mainly to carry out switching on and shutting down, model selection and water temperature by line control machine to set at present; in the time of model selection; line control machine can be selected to freeze, heats, three kinds of patterns of water pump; but while switching between three kinds of patterns; need to first press after stop key manual operation again and change pattern, then be undertaken switching between pattern by key.Complexity when this operation increase user uses air-cooled heat pump water chiller-heater units.
Summary of the invention
The present invention is intended at least solve one of technical problem existing in prior art.
In view of this, the present invention need to provide a kind of air-cooled heat pump water chiller-heater units, described air-cooled heat pump water chiller-heater units can, according to the relation between the leaving water temperature of indoor environment temperature, outdoor environment temperature and outer machine, automatically switch between refrigeration mode, heating mode and water pump pattern.
Further, the present invention also needs to provide a kind of control method of air-cooled heat pump water chiller-heater units, and the method at least can make air-cooled heat pump water chiller-heater units between refrigeration mode, heating mode and water pump pattern, automatically switch as required.
According to an aspect of the present invention, provide a kind of air-cooled heat pump water chiller-heater units, comprising: water circulation system; Outer machine, described outer machine and described water circulation system are carried out heat exchange; Interior machine, described interior machine and water circulation system are carried out heat exchange; Outer machine leaving water temperature detecting unit, described outer machine leaving water temperature detecting unit enters the temperature T 1 of the water in described water circulation system for detection of the water outlet of described outer machine; Interior environment temperature detecting unit, described interior environment temperature detecting unit is for detection of the residing environment temperature of described interior machine; And controller, described controller is connected with described outer machine leaving water temperature detecting unit and described interior environment temperature detecting unit, and described controller is configured to have following pattern: control the refrigeration mode that described outer machine freezes; Control the heating mode that described outer machine heats; Stop described outer machine operation and control described water circulation system carrying out the water pump pattern of water circulation; And automatic mode, the detection of described controller based on described outer machine leaving water temperature detecting unit and described interior environment temperature detecting unit and automatically make air-cooled heat pump water chiller-heater units operate under refrigeration mode, heating mode or water pump pattern.
Air-cooled heat pump water chiller-heater units according to an embodiment of the invention, not only can be configured to refrigeration mode by controller, heating mode and water pump pattern, also there is automatic mode, under automatic mode, outdoor environment temperature and indoor environment temperature that can basis carry out model selection automatically, user sets after indoor environment design temperature according to demand, air-cooled heat pump water chiller-heater units can be passed through the testing result to indoor environment temperature and outdoor environment temperature, automatically carry out the switching of mode of operation, make air-cooled heat pump water chiller-heater units more intelligent, convenience and comfort level that air-cooled heat pump water chiller-heater units is used are improved.
According to one embodiment of present invention, in described automatic mode, the indoor temperature detecting when described indoor environment temperature detecting unit is not less than the first predetermined value higher than indoor environment design temperature and its difference, and air-cooled heat pump water chiller-heater units operates under refrigeration mode or water pump pattern described in described controller control.
According to one embodiment of present invention, the indoor temperature detecting when described interior environment temperature detecting unit and the difference of described indoor environment design temperature are less than described the first predetermined value, and air-cooled heat pump water chiller-heater units operates under former mode of operation described in described controller control.
According to one embodiment of present invention, when the indoor temperature detecting when described interior environment temperature detecting unit and the difference of described indoor environment design temperature are not less than the water temperature T s that makes indoor ring temperature be reduced to the needed outer machine delivery port of indoor environment design temperature that temperature T 1 that described the first predetermined value and described outer machine leaving water temperature detecting unit detect and controller calculate and are not less than the second predetermined value, described in described controller control, air-cooled heat pump water chiller-heater units operates in refrigeration mode, operates in water pump pattern otherwise control described air-cooled heat pump water chiller-heater units.
According to one embodiment of present invention, in described automatic mode, the indoor temperature detecting when described interior environment temperature detecting unit is not less than the 3rd predetermined value lower than the absolute value of described indoor environment design temperature and its difference, and air-cooled heat pump water chiller-heater units operates under heating mode or water pump pattern described in described controller control.
According to one embodiment of present invention, the absolute value of the indoor temperature detecting when described interior environment temperature detecting unit and the difference of described indoor environment design temperature is less than described the 3rd predetermined value, and air-cooled heat pump water chiller-heater units operates under former mode of operation described in described controller control.
According to one embodiment of present invention, the indoor temperature detecting when described interior environment temperature detecting unit is not less than the 3rd predetermined value lower than the absolute value of described indoor environment design temperature and its difference, and when the absolute value that makes indoor ring temperature be reduced to the difference of the warm Ts of the needed outer machine delivery port of indoor environment design temperature that temperature T 1 and the controller of the water that described outer machine leaving water temperature detecting unit detects calculate is not less than the 4th predetermined value, described in described controller control, air-cooled heat pump water chiller-heater units operates in heating mode, otherwise control described air-cooled heat pump water chiller-heater units operates in water pump pattern.
According to one embodiment of present invention, described controller is line control machine.
According to a further aspect in the invention, provide a kind of for controlling the method for air-cooled heat pump water chiller-heater units described above, comprised the following steps: S1: indoor temperature is detected, and testing result and indoor environment design temperature are compared; S2: the indoor temperature detecting when described interior environment temperature detecting unit is not less than the first predetermined value higher than indoor environment design temperature and its difference, and described controller is automatically controlled described air-cooled heat pump water chiller-heater units and operated under refrigeration mode or water pump pattern.
According to an embodiment of the invention for the control method of air-cooled heat pump water chiller-heater units, not only can be configured to refrigeration mode, heating mode and water pump pattern, also there is automatic mode, can also select automatic mode, under automatic mode, outdoor environment temperature and indoor environment temperature that can basis carry out model selection automatically, user sets after indoor environment design temperature according to demand, air-cooled heat pump water chiller-heater units can be passed through the testing result to indoor environment temperature and outdoor environment temperature, automatically carry out the switching of mode of operation, make air-cooled heat pump water chiller-heater units more intelligent, convenience and comfort level that air-cooled heat pump water chiller-heater units is used are improved.
According to one embodiment of present invention, further comprise the steps: S3 for the method for controlling air-cooled heat pump water chiller-heater units: the indoor temperature that the indoor temperature detecting when described interior environment temperature detecting unit detects higher than indoor environment design temperature and described interior environment temperature detecting unit and the difference of described indoor environment design temperature are less than described the first predetermined value, air-cooled heat pump water chiller-heater units operates under former mode of operation described in described controller control.
According to one embodiment of present invention, described step S2 further comprises: when the indoor temperature detecting when described interior environment temperature detecting unit and the difference of described indoor environment design temperature are not less than the difference that makes indoor ring temperature be reduced to the water temperature T s of the needed outer machine delivery port of indoor environment design temperature that temperature T 1 that described the first predetermined value and described outer machine leaving water temperature detecting unit detect and controller calculate and are not less than the second predetermined value, air-cooled heat pump water chiller-heater units operates in refrigeration mode described in described controller control; When temperature T 1 and the described water temperature T s detecting when described outer machine leaving water temperature detecting unit is less than the second predetermined value, air-cooled heat pump water chiller-heater units operates in water pump pattern described in described controller control.
According to one embodiment of present invention, further comprise the steps: S4 for the method for controlling air-cooled heat pump water chiller-heater units: the indoor temperature detecting when described interior environment temperature detecting unit is not less than the 3rd predetermined value lower than the absolute value of described indoor environment design temperature and its difference, air-cooled heat pump water chiller-heater units operates under heating mode or water pump pattern described in described controller control.
According to one embodiment of present invention, further comprising the steps for controlling the method for air-cooled heat pump water chiller-heater units: S5: the absolute value of the indoor temperature detecting when described interior environment temperature detecting unit and the difference of described indoor environment design temperature is less than described the 3rd predetermined value, air-cooled heat pump water chiller-heater units operates under former mode of operation described in described controller control.
According to one embodiment of present invention, described step S4 further comprises: the indoor temperature detecting when described interior environment temperature detecting unit is not less than the 3rd predetermined value lower than the absolute value of described indoor environment design temperature and its difference, and when the absolute value that makes indoor ring temperature be reduced to the difference of the water temperature T s of the needed outer machine delivery port of indoor environment design temperature that temperature T 1 and the controller of the water that described outer machine leaving water temperature detecting unit detects calculate is not less than the 4th predetermined value, described in described controller control, air-cooled heat pump water chiller-heater units operates in heating mode, and the temperature T 1 of the water that detects of described outer machine leaving water temperature detecting unit is while being less than the 4th predetermined value with the absolute value of the difference of required water temperature T s, controls described air-cooled heat pump water chiller-heater units and operates in water pump pattern.
Additional aspect of the present invention and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Brief description of the drawings
Above-mentioned and/or additional aspect of the present invention and advantage accompanying drawing below combination is understood becoming the description of embodiment obviously and easily, wherein:
Fig. 1 is the structural representation of air-cooled heat pump water chiller-heater units according to an embodiment of the invention; And
Fig. 2 is according to the flow chart of the control method of air-cooled heat pump water chiller-heater units of the present invention.
Detailed description of the invention
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Be exemplary below by the embodiment being described with reference to the drawings, only for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", orientation or the position relationship of instructions such as " outward " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of device or the element of instruction or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second " be only for describing object, and can not be interpreted as instruction or hint relative importance.
In description of the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be also electrical connection; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand above-mentioned term concrete meaning in the present invention.
As shown in Figure 1, air-cooled heat pump water chiller-heater units 100 according to an embodiment of the invention, comprising: water circulation system 10, outer machine 20, interior machine 30, outer machine leaving water temperature detecting unit 40, interior environment temperature detecting unit 50 and controller 70.
Particularly, outer machine 20 can be by carrying out heat exchange to pass to water circulation system 10 by logical cold (heat) amount with water circulation system 10, and for example, water circulation system 10 outside machine 20 is provided with outer machine delivery port.Interior machine 30 carries out heat exchange with water circulation system 10, and is freezed or heat indoor by for example blower fan (not shown) of interior machine 30.For example, outer machine leaving water temperature detecting unit 40 can be for being located at the temperature sensor of outer machine 20 water outlets for the temperature T 1 that outer machine leaving water temperature detecting unit 40 can enter the water in water circulation system 10 for detection of outer machine 20 water outlets.Interior environment temperature detecting unit 50 is for detection of the residing environment temperature of interior machine 30, i.e. indoor temperature.
Controller can be connected with outer machine leaving water temperature detecting unit 40 and interior environment temperature detecting unit 50, and controller is configured to have following pattern: control the refrigeration mode that outer machine 20 freezes; Control the heating mode that outer machine 20 heats; Stop the water pump pattern that outer machine 20 operated and controlled water circulation system 10 and carry out water circulation; And automatic mode, the detection of controller based on outer machine leaving water temperature detecting unit 40 and interior environment temperature detecting unit 50 and automatically make air-cooled heat pump water chiller-heater units 100 operate under refrigeration mode, heating mode or water pump pattern.
Air-cooled heat pump water chiller-heater units 100 according to an embodiment of the invention, not only can be configured to refrigeration mode by controller, heating mode and water pump pattern, also there is automatic mode, under automatic mode, outdoor environment temperature and indoor environment temperature that can basis carry out model selection automatically, user sets after indoor environment design temperature according to demand, air-cooled heat pump water chiller-heater units can be passed through the testing result to indoor environment temperature and outdoor environment temperature, automatically carry out the switching of mode of operation, make air-cooled heat pump water chiller-heater units 100 more intelligent, improve the comfort level that air-cooled heat pump water chiller-heater units 100 is used.
As shown in Figure 1, 2, according to one embodiment of present invention, in automatic mode, the indoor temperature detecting when indoor environment temperature detecting unit 50 is not less than the first predetermined value higher than indoor environment design temperature and its difference, and controller can be controlled air-cooled heat pump water chiller-heater units 100 and operate under refrigeration mode or water pump pattern.Thus, can freeze to indoor air, so that indoor environment temperature reduces.For example, according to one embodiment of present invention, indoor environment design temperature can be set as 26 degrees Celsius, the first predetermined value can be set as 2 degrees Celsius, in the time that indoor environment temperature detecting unit 50 detects that indoor environment temperature is 28 degrees Celsius, controller can be controlled air-cooled heat pump water chiller-heater units 100 and operate under refrigeration mode or water pump pattern, so that room air is lowered the temperature.Be understandable that, the present invention is not limited to this, and user can be according to oneself need to arrange indoor environment design temperature and the first predetermined value, to meet the demand of different user.According to one embodiment of present invention, the indoor temperature detecting when interior environment temperature detecting unit 50 and the difference of indoor environment design temperature are less than the first predetermined value, and controller can be controlled air-cooled heat pump water chiller-heater units 100 and operate under former mode of operation.Thus, can make indoor temperature remain in comfortable interval.
According to one embodiment of present invention, when the difference of indoor temperature that interior environment temperature detecting unit 50 detects and indoor environment design temperature be greater than the first predetermined value and outside the water temperature T s that makes indoor ring temperature be reduced to needed outer machine 20 delivery ports of indoor environment design temperature that calculates of the temperature T 1 that detects of machine leaving water temperature detecting unit 40 and controller while being not less than the second predetermined value, controller control air-cooled heat pump water chiller-heater units 100 operates in refrigeration mode, operates in water pump pattern otherwise control described air-cooled heat pump water chiller-heater units 100.Thus, can realize according to the water temperature T s of indoor design temperature, indoor temperature and outer machine 20 delivery ports and judge whether to start refrigeration mode or water pump pattern, and then, can improve the operating efficiency of air-cooled heat pump water chiller-heater units 100, reduce the loss of energy.Be understandable that, according to one embodiment of present invention, controller can be line control machine, thus, and the conveniently control to air-cooled heat pump water chiller-heater units.
As shown in Figure 1, according to one embodiment of present invention, in automatic mode, the indoor temperature detecting when interior environment temperature detecting unit 50 is not less than the 3rd predetermined value lower than the absolute value of indoor environment design temperature and its difference, and controller can be controlled air-cooled heat pump water chiller-heater units and operate under heating mode or water pump pattern.It should be noted that, in the time that the water temperature in water circulation system 10 is higher, adopt water pump pattern can improve indoor temperature, when water temperature in water circulation system 10 is lower, needs to start heating mode and heat, to improve indoor temperature.Be understandable that the temperature correlation of the temperature of water and outer machine 20 delivery ports connection in water circulation system 10.According to one embodiment of present invention, the absolute value of the indoor temperature detecting when interior environment temperature detecting unit 50 and the difference of indoor environment design temperature is less than the 3rd predetermined value, and controller control air-cooled heat pump water chiller-heater units 100 operates under former mode of operation.Thus, can keep indoor temperature in rational temperature range.
As shown in Figure 1, according to one embodiment of present invention, the indoor temperature detecting when interior environment temperature detecting unit 50 is not less than the 3rd predetermined value lower than the absolute value of indoor environment design temperature and its difference, and when the absolute value that makes indoor ring temperature be reduced to the difference of the warm Ts of the needed outer machine delivery port of indoor environment design temperature that temperature T 1 and the controller of the water that outer machine leaving water temperature detecting unit 40 detects calculate is not less than the 4th predetermined value, controller control can air-cooled heat pump water chiller-heater units 100 operate in heating mode, otherwise control air-cooled heat pump water chiller-heater units 100 operates in water pump pattern.Thus, can realize according to the water temperature T s of indoor design temperature, indoor temperature and outer machine 20 delivery ports and judge whether to start refrigeration mode or water pump pattern, and then, can improve the operating efficiency of air-cooled heat pump water chiller-heater units 100, reduce the loss of energy.
Below with reference to Fig. 2 describe according to the embodiment of the present invention for controlling the method for air-cooled this hot and cold water of heat unit as above.
As shown in Figure 2, can comprise the following steps for the method for controlling air-cooled heat pump water chiller-heater units as above:
First, indoor temperature is detected to (S11), and testing result and indoor environment design temperature are compared to (S12), user can need to set indoor environment design temperature according to self, for example, can set by the line control machine of air-cooled heat pump water chiller-heater units 100.
Then, need to judge whether whether the indoor temperature that environment temperature detecting unit 50 detects be not less than the first predetermined value (S20) higher than indoor environment design temperature and its difference.The indoor temperature detecting when interior environment temperature detecting unit 50 is not less than the first predetermined value higher than indoor environment design temperature and its difference, and controller can be controlled air-cooled heat pump water chiller-heater units 100 and operate under refrigeration mode or water pump pattern.
According to an embodiment of the invention for the control method of air-cooled heat pump water chiller-heater units 100, not only can be configured to refrigeration mode, heating mode and water pump pattern, also there is automatic mode, can also select automatic mode, under automatic mode, outdoor environment temperature and indoor environment temperature that can basis carry out model selection automatically, user sets after indoor environment design temperature according to demand, air-cooled heat pump water chiller-heater units can be passed through the testing result to indoor environment temperature and outdoor environment temperature, automatically carry out the switching of mode of operation, make air-cooled heat pump water chiller-heater units 100 more intelligent, improve the comfort level that air-cooled heat pump water chiller-heater units 100 is used.
According to one embodiment of present invention, may further include following steps for the control method of air-cooled heat pump water chiller-heater units 100: the indoor temperature detecting when interior environment temperature detecting unit and the difference of indoor environment design temperature are less than the first predetermined value, and controller control air-cooled heat pump water chiller-heater units 100 operates (S3) under former mode of operation.Thus, can improve the operating efficiency of air-cooled heat pump water chiller-heater units 100, reduce the loss of energy.
According to one embodiment of present invention, step S2 may further include following steps.First, when the indoor temperature detecting when interior environment temperature detecting unit 50 and the difference of indoor environment design temperature are greater than the first predetermined value, judge whether outer machine leaving water temperature the detecting unit temperature T 1 detecting and the water temperature T s that makes indoor ring temperature be reduced to the needed outer machine delivery port of indoor environment design temperature that controller calculates are not less than the second predetermined value (S22).When the water temperature T s that makes indoor ring temperature be reduced to the needed outer machine delivery port of indoor environment design temperature that temperature T 1 and the controller detecting when outer machine leaving water temperature detecting unit calculates is not less than the second predetermined value, controller control air-cooled heat pump water chiller-heater units operates (S24) in refrigeration mode.When the water temperature difference required water temperature T s corresponding with difference of the temperature T 1 detecting when outer machine leaving water temperature detecting unit is less than the second predetermined value, can controls air-cooled heat pump water chiller-heater units and in water pump pattern, operate (S26).Thus, can realize according to the water temperature T s of indoor design temperature, indoor temperature and outer machine 20 delivery ports and judge whether to start refrigeration mode or water pump pattern, and then, can improve the operating efficiency of air-cooled heat pump water chiller-heater units 100, reduce the loss of energy.
According to one embodiment of present invention, may further include following steps for the control method of air-cooled heat pump water chiller-heater units 100.The indoor temperature detecting when described interior environment temperature detecting unit during lower than described indoor environment design temperature, judges whether the absolute value of its difference is not less than the 3rd predetermined value (S40).In the time that the absolute value of its difference is not less than the 3rd predetermined value, air-cooled heat pump water chiller-heater units operates under heating mode or water pump pattern described in described controller control.Thus, can improve the operating efficiency of air-cooled heat pump water chiller-heater units 100, reduce the loss of energy.
According to one embodiment of present invention, may further include following steps for the control method of air-cooled heat pump water chiller-heater units 100: S5: the absolute value of the indoor temperature detecting when described interior environment temperature detecting unit and the difference of described indoor environment design temperature is less than described the 3rd predetermined value, air-cooled heat pump water chiller-heater units operates (S42) under former mode of operation described in described controller control.Thus, can improve the operating efficiency of air-cooled heat pump water chiller-heater units 100, reduce the loss of energy.
According to one embodiment of present invention, step S4 may further include: the indoor temperature detecting when described interior environment temperature detecting unit is not less than the 3rd predetermined value lower than the absolute value of described indoor environment design temperature and its difference, judges whether the temperature T 1 of the water that described outer machine leaving water temperature detecting unit detects is not less than the 4th predetermined value (S44) with the absolute value that makes indoor ring temperature be reduced to the difference of the water temperature T s of the needed outer machine delivery port of indoor environment design temperature that controller calculates.When the absolute value that makes indoor ring temperature be reduced to the difference of the water temperature T s of the needed outer machine delivery port of indoor environment design temperature that temperature T 1 and the controller of the water detecting when described outer machine leaving water temperature detecting unit calculates is not less than the 4th predetermined value, air-cooled heat pump water chiller-heater units operates (S46) in heating mode described in described controller control.When the temperature T 1 of the water detecting when described outer machine leaving water temperature detecting unit is less than the 4th predetermined value with the absolute value of the difference of described water temperature T s, controls described air-cooled heat pump water chiller-heater units and in water pump pattern, operate (S48).
Thus, can realize according to the water temperature T s of indoor design temperature, indoor temperature and outer machine 20 delivery ports and judge whether to start refrigeration mode or water pump pattern, and then, can improve the operating efficiency of air-cooled heat pump water chiller-heater units 100, reduce the loss of energy.Be understandable that, according to one embodiment of present invention, controller can be line control machine, thus, and the conveniently control to air-cooled heat pump water chiller-heater units.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that, in the situation that not departing from principle of the present invention and aim, can carry out multiple variation, amendment, replacement and modification to these embodiment, scope of the present invention is limited by claim and equivalent thereof.
Claims (14)
1. an air-cooled heat pump water chiller-heater units, is characterized in that, comprising:
Water circulation system;
Outer machine, described outer machine and described water circulation system are carried out heat exchange;
Interior machine, described interior machine and water circulation system are carried out heat exchange;
Outer machine leaving water temperature detecting unit, described outer machine leaving water temperature detecting unit enters the temperature T 1 of the water in described water circulation system for detection of the water outlet of described outer machine;
Interior environment temperature detecting unit, described interior environment temperature detecting unit is for detection of the residing environment temperature of described interior machine; And
Controller, described controller is connected with described outer machine leaving water temperature detecting unit and described interior environment temperature detecting unit, and described controller is configured to have following pattern:
Control the refrigeration mode that described outer machine freezes;
Control the heating mode that described outer machine heats;
Stop described outer machine operation and control described water circulation system carrying out the water pump pattern of water circulation; And
Automatic mode, the detection of described controller based on described outer machine leaving water temperature detecting unit and described interior environment temperature detecting unit and automatically make air-cooled heat pump water chiller-heater units operate under refrigeration mode, heating mode or water pump pattern.
2. air-cooled heat pump water chiller-heater units according to claim 1, it is characterized in that, in described automatic mode, the indoor temperature detecting when described indoor environment temperature detecting unit is not less than the first predetermined value higher than indoor environment design temperature and its difference, and air-cooled heat pump water chiller-heater units operates under refrigeration mode or water pump pattern described in described controller control.
3. air-cooled heat pump water chiller-heater units according to claim 2, it is characterized in that, the indoor temperature detecting when described interior environment temperature detecting unit and the difference of described indoor environment design temperature are less than described the first predetermined value, and air-cooled heat pump water chiller-heater units operates under former mode of operation described in described controller control.
4. air-cooled heat pump water chiller-heater units according to claim 2, it is characterized in that, when the indoor temperature detecting when described interior environment temperature detecting unit and the difference of described indoor environment design temperature are not less than the water temperature T s that makes indoor ring temperature be reduced to the needed outer machine delivery port of indoor environment design temperature that temperature T 1 that described the first predetermined value and described outer machine leaving water temperature detecting unit detect and controller calculate and are not less than the second predetermined value, described in described controller control, air-cooled heat pump water chiller-heater units operates in refrigeration mode, otherwise control described air-cooled heat pump water chiller-heater units operates in water pump pattern.
5. air-cooled heat pump water chiller-heater units according to claim 1, it is characterized in that, in described automatic mode, the indoor temperature detecting when described interior environment temperature detecting unit is not less than the 3rd predetermined value lower than the absolute value of described indoor environment design temperature and its difference, and air-cooled heat pump water chiller-heater units operates under heating mode or water pump pattern described in described controller control.
6. air-cooled heat pump water chiller-heater units according to claim 5, it is characterized in that, the absolute value of the indoor temperature detecting when described interior environment temperature detecting unit and the difference of described indoor environment design temperature is less than described the 3rd predetermined value, and air-cooled heat pump water chiller-heater units operates under former mode of operation described in described controller control.
7. air-cooled heat pump water chiller-heater units according to claim 5, it is characterized in that, the indoor temperature detecting when described interior environment temperature detecting unit is not less than the 3rd predetermined value lower than the absolute value of described indoor environment design temperature and its difference, and when the absolute value that makes indoor ring temperature be reduced to the difference of the warm Ts of the needed outer machine delivery port of indoor environment design temperature that temperature T 1 and the controller of the water that described outer machine leaving water temperature detecting unit detects calculate is not less than the 4th predetermined value, described in described controller control, air-cooled heat pump water chiller-heater units operates in heating mode, otherwise control described air-cooled heat pump water chiller-heater units operates in water pump pattern.
8. air-cooled heat pump water chiller-heater units according to claim 1, is characterized in that, described controller is line control machine.
9. for controlling a method for the air-cooled heat pump water chiller-heater units as described in claim 1-9 any one, it is characterized in that, comprise the following steps:
S1: indoor temperature is detected, and testing result and indoor environment design temperature are compared;
S2: the indoor temperature detecting when described interior environment temperature detecting unit is not less than the first predetermined value higher than indoor environment design temperature and its difference, and described controller is automatically controlled described air-cooled heat pump water chiller-heater units and operated under refrigeration mode or water pump pattern.
10. method according to claim 9, is characterized in that, further comprises the steps:
S3: the indoor temperature that the indoor temperature detecting when described interior environment temperature detecting unit detects higher than indoor environment design temperature and described interior environment temperature detecting unit and the difference of described indoor environment design temperature are less than described the first predetermined value, air-cooled heat pump water chiller-heater units operates under former mode of operation described in described controller control.
11. methods according to claim 9, is characterized in that, described step S2 further comprises:
When the indoor temperature detecting when described interior environment temperature detecting unit and the difference of described indoor environment design temperature are not less than the difference that makes indoor ring temperature be reduced to the water temperature T s of the needed outer machine delivery port of indoor environment design temperature that temperature T 1 that described the first predetermined value and described outer machine leaving water temperature detecting unit detect and controller calculate and are not less than the second predetermined value, air-cooled heat pump water chiller-heater units operates in refrigeration mode described in described controller control;
When temperature T 1 and the described water temperature T s detecting when described outer machine leaving water temperature detecting unit is less than the second predetermined value, air-cooled heat pump water chiller-heater units operates in water pump pattern described in described controller control.
12. methods according to claim 9, is characterized in that, further comprise the steps:
S4: when the indoor temperature detecting when described interior environment temperature detecting unit is not less than the 3rd predetermined value lower than the absolute value of described indoor environment design temperature and its difference, air-cooled heat pump water chiller-heater units operates under heating mode or water pump pattern described in described controller control.
13. methods according to claim 12, is characterized in that, further comprising the steps:
S5: the absolute value of the indoor temperature detecting when described interior environment temperature detecting unit and the difference of described indoor environment design temperature is less than described the 3rd predetermined value, air-cooled heat pump water chiller-heater units operates under former mode of operation described in described controller control.
14. methods according to claim 12, is characterized in that, described step S4 further comprises:
The indoor temperature detecting when described interior environment temperature detecting unit is not less than the 3rd predetermined value lower than the absolute value of described indoor environment design temperature and its difference, and when the absolute value that makes indoor ring temperature be reduced to the difference of the water temperature T s of the needed outer machine delivery port of indoor environment design temperature that the temperature T 1 of the water that described outer machine leaving water temperature detecting unit detects and controller calculate is not less than the 4th predetermined value, air-cooled heat pump water chiller-heater units operates in heating mode described in described controller control; And
When the temperature T 1 of the water that described outer machine leaving water temperature detecting unit detects is less than the 4th predetermined value with the absolute value of the difference of required water temperature T s, controls described air-cooled heat pump water chiller-heater units and operate in water pump pattern.
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| CN106642465A (en) * | 2016-12-28 | 2017-05-10 | 广州捷达莱堡通用设备有限公司 | Constant temperature system and using method thereof |
| CN113531941A (en) * | 2021-07-27 | 2021-10-22 | 南京天加环境科技有限公司 | Efficient and energy-saving module unit and application method thereof |
| WO2024066709A1 (en) * | 2022-09-28 | 2024-04-04 | 广东美的制冷设备有限公司 | Control method for environmental conditioning device, environmental conditioning device, and storage medium |
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| CN104132489B (en) | 2016-12-28 |
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