CN201122018Y - Refrigeration air-conditioning unit improvement with frequency conversion energy-saving heat pump - Google Patents
Refrigeration air-conditioning unit improvement with frequency conversion energy-saving heat pump Download PDFInfo
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- CN201122018Y CN201122018Y CNU2007201694138U CN200720169413U CN201122018Y CN 201122018 Y CN201122018 Y CN 201122018Y CN U2007201694138 U CNU2007201694138 U CN U2007201694138U CN 200720169413 U CN200720169413 U CN 200720169413U CN 201122018 Y CN201122018 Y CN 201122018Y
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Abstract
The utility model discloses an improved variable-frequency energy saving heat pump refrigeration air conditioning unit, which mainly comprises a compressor, a hot water heat exchanger, a warm water heat exchanger, a heat exchanger, an indoor load heat exchanger, an evaporation pressure adjusting part, an condensation pressure conveyer, an evaporation pressure conveyer, two motor transducers, two PID controllers, two electrodynamic four-path valves, two electromagnetic valves, a reversible crinkly expansion device, hot water, a hot water temperature controller, an indoor load, an indoor load temperature controller and two fluid drive motors, wherein, a high-temperature and high-pressure cooling medium pipeline enters the hot water heat exchanger, a high-temperature and high-pressure cooling medium conveys the heat to the hot water, lowers the temperature to become a mesothermal high pressure cooling medium, then penetrates through and connects with the warm water heat exchanger, connects with the two electrodynamic four-path valves and the evaporation pressure adjusting part, and is erected between the regorging side of the compressor and the reversible crinkly expansion device. Besides, an appropriate high-pressure cooling medium enters the lower pressure side. In the hot fluid manufacture process, the two electrodynamic four-path valves and the two electromagnetic valves can be switched to achieve the function of choosing the appropriate using pattern and the coexistence of refrigeration and heating functions with higher efficiency.
Description
Technical field
The utility model relates to heat pump refrigerating and air conditioning unit, the refrigerating plant or the aircondition of the function that be meant the refrigeration that can reach greater efficiency especially, heats coexistence.
Background technology
Consult Fig. 1, common recuperation of heat refrigerating and air conditioning system has a medium circulation pipeline (91), this recuperation of heat refrigerating and air conditioning system is when start, refrigerant in this circulation line (91), this refrigerant cording condition of high temperature then when being in high pressure, for with heat energy recycle, further be provided with fluid circuit (92), pump (93) and accumulator tank (94) and heat exchanger (95), this pump (93) and this accumulator tank (94) are located on the stream of this fluid circuit (92), this pump (93) drives the fluid in this fluid circuit (92), enter this accumulator tank (94), wherein this fluid in this fluid circuit (92) and this interior refrigerant of this medium circulation pipeline (91), intersection makes this fluid convert the condition of high temperature in this heat exchanger (95), and then this high temperature fluid entered this accumulator tank (94) and is utilized.
Generally speaking, aforementioned this heat exchanger (95), this medium circulation pipeline (91) and this fluid circuit (92) pass this heat exchanger (95), and both carry out heat exchange in conduction (Conduction) mode.
Still have following shortcoming in the aforementioned common heat recovery system:
1, in arctic weather, the fluid that is absorbed heat in the evaporimeter of this system arrives because of the host setting temperature, stop and forming main frame, this heat recovery heat exchanger (95) that causes heating can't produce heat energy, the function of making hot fluid will be interrupted, thereby hot fluid partly can't reach the desired temperature of hope.
2, in the winter of cold, can't produce the function of frequency conversion and changes in temperature gas coexistence.
Summary of the invention
Main purpose of the present utility model is to provide the improvement of the energy-conservation heat pump refrigerating and air conditioning of a kind of tool variable ratio frequency changer unit, and the function of coexistence is freezed, heated in the frequency conversion of reaching greater efficiency.
The purpose of this utility model is achieved by following technical proposals:
The improvement of the energy-conservation heat pump refrigerating and air conditioning of a kind of tool variable ratio frequency changer unit is characterized in that comprising:
Compressor, these compressor both sides have HTHP refrigerant pipeline and low-temp low-pressure refrigerant pipeline respectively, its refrigerant exhaust end is communicated with the first refrigerant Guan Yiduan, this first refrigerant pipe other end passes first heat exchanger in regular turn, be communicated with first four way valve, pass second heat exchanger, be communicated with the reversible bundle contract expansion gear, be communicated with first magnetic valve, pass the 3rd heat exchanger and be communicated with this compressor inflow side;
The second refrigerant pipe, this second refrigerant Guan Yiduan are communicated with and are positioned at contract this first refrigerant pipe between expansion gear and this first magnetic valve of this reversible bundle, and its other end is communicated with this first refrigerant pipe of this first four way valve, second magnetic valve, this compressor inflow side in regular turn;
Wherein, this first four way valve is selected to connect this first refrigerant pipeline in order to this second refrigerant pipe of its inside, makes that the flow direction that refrigerant flows out from this first four way valve is to be flowed out and this reversible bundle of flowing through in regular turn contract expansion gear, this second heat exchanger, this first four way valve, this second refrigerant pipe, this second magnetic valve, this first refrigerant pipe and this compressor inflow side by this second refrigerant pipe.
The beneficial effects of the utility model are: can obtain the function that coexistence is freezed, heated in a kind of frequency conversion that can reach greater efficiency, the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit by structural design of the present utility model.
Description of drawings
Fig. 1 is common heat recovery system schematic diagram;
Fig. 2 is ventilation type-air to water heat pumps system schematic;
Fig. 3 is that water-cooled-water is to hydro-thermal pumping system schematic diagram;
Fig. 4 is ventilation type-air to water heat pumps system schematic;
Fig. 5 is that water-cooled-water is to hydro-thermal pumping system schematic diagram;
Fig. 6 is ventilation type-air to water heat pumps system schematic;
Fig. 7 is ventilation type-air to water heat pumps system schematic;
Fig. 8 is ventilation type-air to water heat pumps system schematic.
The specific embodiment
Below by drawings and Examples the utility model is further described.
Consult Fig. 2, be a preferred embodiment of the energy-conservation heat pump refrigerating and air conditioning of the utility model tool variable ratio frequency changer unit improvement, ventilation type-air to water heat pumps system schematic.This system mainly comprises: compressor (1), high pressure refrigerant (11), low pressure refrigerant (111), hot water heat exchanger (2), warm water heat exchanger (2-1), evaporating pressure adjustment part (6), heat exchanger (302), indoor load heat exchanger (801), condensing pressure conveyer (9-2), evaporating pressure conveyer (8-2), two motor frequency converters (9-3) (9-31), two PID controllers (proportional-integral derivative controller) are (9-42) (9-41), two electronic four way valves (4-1) (4-2), two magnetic valves (7-3) (7-31), the reversible bundle expansion gear (7-1) that contracts, hot water temperature controller (201), indoor load (30), indoor load temperature controller (802), two fluid-driven motors (16) (11-2), hot water (19), warm water (20), two heat exchanger fluid (161) (361).
This compressor (1) running, after HTHP refrigerant (11) pipeline enters this hot water heat exchanger (2), this HTHP refrigerant (11) passes to this hot water (19) to heat, be provided with this hot water load temperature controller (201) in this hot water (19) Circulation Area, after this HTHP refrigerant (11) is through this hot water heat exchanger (2), warm high pressure refrigerant (11) during cooling becomes, enter this warm water heat exchanger (2-1) again, again in regular turn and establish connect this condensing pressure conveyer (9-2) and this electronic four way valve (4-1) after, connect again and establish this indoor load heat exchanger (801) and reach this electronic four way valve (4-2), wherein afterwards at this indoor load heat exchanger (801), this magnetic valve (7-3) of connecting in regular turn, this reversible bundle expansion gear (7-1) that contracts, this heat exchanger (302), this electronic four way valve (4-2), this magnetic valve (7-31) is connected to this compressor (1) again.
The start of this electronic four way valve (4-1) has following effect:
1, this electronic four way valve (4-1) accept from this hot water heat exchanger (2) should in behind the warm high pressure refrigerant (11), make that warm high pressure refrigerant (11) flows to electronic four way valve (4-2) in this.
2, this electronic four way valve (4-1) accept from this hot water heat exchanger (2) should in behind the warm high pressure refrigerant (11), make that warm high pressure refrigerant (11) flows to this indoor load heat exchanger (801) earlier in this, then this indoor load (30) is when the greenhouse use.
The start of this electronic four way valve (4-2) has following effect:
1, this electronic four way valve (4-2) accept from this electronic four way valve (4-1) should in behind the warm high pressure refrigerant (11), make in this warm high pressure refrigerant (11) flow to this heat exchanger (302), this reversible bundle contract expansion gear (7-1), this magnetic valve (7-3), this indoor load heat exchanger (801) in regular turn, then this indoor load (30) is used when cold-room.
2, in this indoor load (30) when greenhouse uses, this electronic four way valve (4-2) is accepted this low pressure refrigerant (111) from this heat exchanger (302), makes this low pressure refrigerant (111) flow to this electronic four way valve (4-1) and this compressor (1) that arrives then.
3, when cold air temperature arrival (i.e. this indoor load (30) is not used), this electronic four way valve (4-2) accept from this electronic four way valve (4-1) should in warm high pressure refrigerant (11) back (this magnetic valve this moment (7-3) cuts out), make should in warm high pressure refrigerant (11) flow to this reversible bundle contract expansion gear (7-1), this heat exchanger (302), this electronic four way valve (4-2), this magnetic valve (7-31) and this compressor (1) that arrives in regular turn, in order to make hot water.
4, when heater temperature arrival (i.e. this indoor load (30) is not used), this electronic four way valve (4-2) accept from this electronic four way valve (4-1) should in warm high pressure refrigerant (11) back (this magnetic valve this moment (7-3) cuts out), make should in warm high pressure refrigerant (11) flow to this reversible bundle contract expansion gear (7-1), this heat exchanger (302), this electronic four way valve (4-2), this magnetic valve (7-31) and this compressor (1) that arrives in regular turn, in order to make hot water.
Wherein this condensing pressure conveyer (9-2) is located on the refrigerant pressure duct; this evaporating pressure conveyer (8-2) is located on the refrigerant low pressure line; on fluid (361) path of this indoor load heat exchanger (801); be provided with this indoor load temperature controller (802) sensing temperature; this HTHP refrigerant (11) pipeline and this reversible bundle at this compressor (1) contract between expansion gear (7-1); and be provided with this evaporating pressure adjustment part (6); wherein this evaporating pressure adjustment part (6) is a stand-by provision that shields, and also can not be provided with.
This warm water heat exchanger (2-1) is driven by this fluid-driven motor (11-2) reaches heat exchange.
This frequency converter (9-31) uses for fluid-driven motor (11-2) frequency conversion is provided.
Wherein this warm water heat exchanger (2-1), this fluid-driven motor (11-2), this warm water (20), this frequency converter (9-31) are standby heat abstractor, also can not be provided with.
This fluid-driven motor (16) uses for this heat exchanger (302) heat exchange is provided, wherein this condensing pressure conveyer (9-2) output signal offers this PID controller (9-41), this evaporating pressure conveyer (8-2) output signal offers this PID controller (9-42), this PID controller (9-41) can carry signal to give frequency converter (9-31), is controlled the frequency conversion running of fluid-driven motor (11-2).
This PID controller (9-41) (9-42) can see through control loop and switch, reach and carry signal to give this frequency converter (9-3) respectively, controlled the frequency conversion running of fluid-driven motor (16), when this frequency converter (9-3) reads this PID controller (9-41), this heat exchanger (302) tool heat sinking function (i.e. this indoor load (30) when cold-room use) then, when this frequency converter (9-3) reads this PID controller (9-42), this heat exchanger (302) tool evaporimeter (heat absorption) function then.
This electronic four way valve (4-1) (4-2), this magnetic valve (7-3) Action Selection (7-31), be to do action according to operator's demand to switch indication, be described as follows.
The utility model uses when cold-room in this indoor load (30), and when reaching the refrigerating function of greater efficiency:
Open this magnetic valve (7-3), closing this, electronic four slightly valves (4-1) are (4-2) and magnetic valve (7-31);
This compressor (1) running, after HTHP refrigerant (11) enters this hot water heat exchanger (2), this HTHP refrigerant (11) passes to this hot water (19) to heat, be provided with this hot water temperature controller (201) in this hot water (19) Circulation Area, after HTHP refrigerant (11) is through this hot water heat exchanger (2), cooling becomes warm high pressure refrigerant (11) in this, after entering this warm water heat exchanger (2-1) again, refrigerant enters this electronic four way valve (4-1) again, enter this electronic four way valve (4-2) again, refrigerant enters this heat exchanger (302) then, enter the reversible bundle expansion gear (7-1) that contracts again, refrigerant after the step-down will enter this magnetic valve (7-3), then arrive this indoor load heat exchanger (801) heat exchange, this indoor load heat exchanger (801) will have general refrigerant evaporator function this moment, absorb the heat of this heat exchanger fluid (361), refrigerant after the heat absorption will return this compressor (1) through this electronic four way valve (4-1).
When this indoor load (30) arrives when the cold-room temperature, during hot water temperature controller (201) no show:
Open this electronic four way valve (4-2) and this magnetic valve (7-31), close this electronic four way valve (4-1) and this magnetic valve (7-3);
Refrigerant is after entering this electronic four way valve (4-1); enter this electronic four way valve (4-2) again; enter this reversible bundle expansion gear (7-1) that contracts again; refrigerant after the step-down will enter this heat exchanger (302) heat exchange; this heat exchanger this moment (302) will have general refrigerant evaporator function; absorb the heat of this heat exchanger fluid (161); refrigerant after the heat absorption will be through this electronic four way valve (4-2); pass through this magnetic valve (7-31) again; return this compressor (1), when arrival of cold-room temperature and the arrival of this hot water temperature controller (201), then select to shut down.
In arctic weather, this indoor load (30) is when greenhouse uses, and when reaching the heat-production functions of greater efficiency:
Open this electronic four way valve (4-1) and this magnetic valve (7-3), close this electronic four way valve (4-2) and this magnetic valve (7-31);
This compressor (1) running, after HTHP refrigerant (11) enters this hot water heat exchanger (2), this HTHP refrigerant (11) passes to this hot water (19) to heat, be provided with this hot water load temperature controller (201) in this hot water (19) Circulation Area, after this HTHP refrigerant (11) is through this hot water heat exchanger (2), cooling becomes warm high pressure refrigerant (11) in this, after entering this warm water heat exchanger (2-1) again, refrigerant is after entering this electronic four way valve (4-1), enter this indoor load heat exchanger (801) heat exchange again, yet this moment, this indoor load heat exchanger (801) had the function of heat radiation, this heat exchanger fluid (361) is given in heat radiation, so indoor function with greenhouse, refrigerant after heat radiation, by this magnetic valve (7-3), enter expansion gear (7-1) step-down of contracting of reversible bundle again, refrigerant after the step-down will enter this heat exchanger (302) heat exchange, this heat exchanger this moment (302) will have general refrigerant evaporator function, absorb the heat of this heat exchanger fluid (161), refrigerant after the heat absorption will be through this electronic four way valve (4-2), through behind this electronic four way valve (4-1) of having opened, return this compressor (1) again.
When this indoor load (30) arrives when the greenhouse temperature, during this hot water temperature controller (201) no show:
Open this electronic four way valve (4-2) and this magnetic valve (7-31), close this electronic four way valve (4-1) and this magnetic valve (7-3);
Refrigerant is after entering this electronic four way valve (4-1); enter this electronic four way valve (4-2) again; enter this reversible bundle expansion gear (7-1) that contracts again; refrigerant after the step-down will enter this heat exchanger (302) heat exchange; this moment this heat exchanger (302); to have general refrigerant evaporator function; absorb the heat of this heat exchanger fluid (161); after refrigerant after the heat absorption will enter this electronic four way valve (4-2) of having opened; again through this magnetic valve (7-31); return this compressor (1), when this greenhouse temperature arrival and the arrival of this hot water temperature controller (201), then select to shut down.
Consult Fig. 3, another preferred embodiment of native system, water-cooled-water is to hydro-thermal pumping system schematic diagram.The identical function of this system and Fig. 2, repeated description no longer, main difference is directly this fluid-driven motor (16) to be changed into cooling water pump (16-1), and sets up cooling tower (C/T).
Consult Fig. 4, another preferred embodiment of native system, ventilation type-air to water heat pumps system schematic.The identical function of this system and Fig. 2, repeated description no longer, main difference is directly to omit this electronic four way valve (4-1), but has lacked the function of heating installation at this moment.
Consult Fig. 5, another preferred embodiment of native system, water-cooled-water is to hydro-thermal pumping system schematic diagram.The identical function of this system and Fig. 2, repeated description no longer, main difference is directly this fluid-driven motor (16) to be changed into this cooling water pump (16-1) and sets up this cooling tower (C/T), omits this electronic four way valve (4-1), but has lacked the function of heating installation this moment.
Consult Fig. 6, another preferred embodiment of native system, ventilation type-air to water heat pumps system schematic.The identical function of this system and Fig. 2, repeated description no longer, main difference be directly this warm water heat exchanger (2-1), this fluid-driven motor (11-2), this warm water (20), this condensing pressure conveyer (9-2), this evaporating pressure conveyer (8-2), this motor frequency converter (9-3) (9-31), this PID controller (9-41) (9-42) omits and reaches the characteristic of hot water, changes in temperature gas coexistence, but lacked the function of frequency conversion and warm water this moment.
Because the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer of the present utility model unit improvement, inside includes this condensing pressure conveyer (9-2) and this PID controller (9-41), it can be reached and carry signal to give this frequency converter (9-3) (9-31), controls this fluid-driven motor (16) frequency conversion running (11-2) respectively; And this moment this heat exchanger (302) and this warm water heat exchanger (2-1) heat dissipation capacity, can be according to manipulator's demand, adjust the setting of PID controller (9-41) (proportional-integral derivative controller), can export 4-20mA or 0-10v or 2-10v ... etc. control signal, control this fluid-driven motor (16) frequency conversion running (11-2), adjust heat dissipation capacity, reach high efficiency operation mode.
In addition, because the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer of the present utility model unit improvement, inside includes this evaporating pressure conveyer (8-2) output signal give this PID controller (9-42) after, this PID controller (9-42) carries signal to give this frequency converter (9-3) again, is controlled the frequency conversion running of this fluid-driven motor (16).
Frequency conversion output can reduce the shaft horsepower of motor owing to learn that according to traditional fan law rotating speed is directly proportional with flow and rotating speed becomes the relational expression of cube ratio to learn with horsepower after reducing frequency, reach energy-conservation effect.
The feature of the utility model structure is:
1, wherein this hot water heat exchanger (2) is located between this compressor (1) and this electronic four way valve (4-1), and this electronic four way valve (4-1) (4-2) becomes the selection of cold-room or greenhouse in order to reach indoor load (30); Contract expansion gear (7-1) and should indoor load heat exchanger (801) forming of this heat exchanger (302), this reversible bundle is connected.
2, owing to have this indoor load heat exchanger (801), this heat exchanger (302) can be done the economic benefits and social benefits function of heat absorption or heat radiation.
3, in this refrigerant compression cycle system, this condensing pressure conveyer (9-2) and this PID controller (9-41) are arranged, (9-31) provide this fluid-driven motor (16) (11-2) to do frequency conversion running and can carry signal to give this frequency converter (9-3).
4, in this refrigerant compression cycle system, this condensing pressure conveyer (9-2), this evaporating pressure conveyer (8-2) and this PID controller (9-41) are arranged (9-42), and can be through the switching of control loop, reach and carry signal to give this frequency converter (9-3) respectively, controlled the frequency conversion running of this fluid-driven motor (16).
In the native system structure, this condensing pressure conveyer (9-2) can change and be made as temperature transmitter, also can provide this PID controller (9-41) required signal.
In the native system structure, this evaporating pressure conveyer (8-2) can change and be made as temperature transmitter, also can provide this PID controller (9-42) required signal.
In the native system structure, this electronic four way valve (4-1) and this electronic four way valve (4-2) are the flow directions of decision refrigerant, can replace or design replacement with the loop of several magnetic valves with at least one three-way magnetic valve or banked direction control valves structure.
Consult Fig. 7, this system (7-33) replaces this electronic four way valve (4-2) with two magnetic valves (7-32), connect this magnetic valve (7-32) (7-33) with the refrigerant pipe, this magnetic valve (7-32) be communicated with between (7-33) should in warm high pressure refrigerant (11), the magnetic valve (7-32) of series connection one of (7-33) outside is communicated with refrigerant pipe between this magnetic valve (7-31) and this heat exchanger (302), and the magnetic valve of series connection (7-32) another outside (7-33) is communicated with between contract refrigerant pipe between expansion gear (7-1) and this magnetic valve (7-3) of this reversible bundle.
Consult Fig. 8, the identical function of this system and Fig. 6, repeated description no longer, main difference is directly to omit this electronic four way valve (4-1), but has lacked the function of heating installation at this moment.
In the native system structure, the pattern of this evaporating pressure adjustment part (6) can be made as evaporating pressure and adjust valve, or an available magnetic valve, to control the mode of this electromagnetic valve switch.
In the aforementioned utility model structure, the output of the signal of this condensing pressure conveyer (9-2), this evaporating pressure conveyer (8-2) is if can meet the output (9-42) of this PID controller (9-41) and set demand the time, can omit this PID controller (9-41) (9-42), and directly control this frequency converter (9-3) action (9-31) respectively with condensing pressure conveyer (9-2), this evaporating pressure conveyer (8-2).
As described above in the system of Fig. 2 to Fig. 5, when the fluid origin of this heat exchanger (302) and this warm water heat exchanger (2-1) is enough to supply the demand of this heat exchanger (302) and this warm water heat exchanger (2-1), this fluid-driven motor (16) (or this cooling water pump (16-1)) and this fluid-driven motor (11-2) can be changed and be made as two proportion expression motor-driven valves, and omit this frequency converter (9-3) (9-31), and (9-41) directly control these two proportion expression motor-driven valves (or omitting this PID controller (9-42) (9-41)) respectively with PID controller (9-42), and with condensing pressure conveyer (9-2), this evaporating pressure conveyer (8-2) is directly controlled this two proportion expression motor-driven valves respectively, then also attainable cost utility model purpose.
Because the fast development of information industry and personal computer utilizes PC (PersonalComputer) flourishing day by day as the application of control module.PC-Based Control is meant the work of carrying out control with personal computer, in the feedback control system (Feedback ControlSystem), controller must be accepted the output by controlled system, controller must be given an order and be driven controlled system simultaneously, to change the behavior of controlled system, make the output valve of controlled system, reach desired bid value.
For example concerning temperature control application surface, controlled system is generally a temperature sensitive device or system, its variation of temperature amount need be controlled within the particular range.Sensor then normally utilizes the variation of the temperature measurement device of PT100 (RTD) or thermocouple (Thermocouple), the mode that sees through signal amplification, analog signal revolution word signal is sent to metric data in the computer to be handled, then place the algorithm of PID control in the computer, the ratio that is multiplied by that error amount is suitable, difference or storage gain value (Gain), and by output device, real-time to the generation effect of controlled system, make it within rational control range.Output module is then decided on the input signal of controlled system, can also be simulation control for numeral.
Embedded system (Embedded System) is a kind of application in conjunction with computer software and hardware.Compared to general desktop computer systems, so-called embedded system is that it has specific purposes and function.In many engineering practical applications, because the restriction of hardware cost and applied environment, we need tailor a new hardware environment for it.Because systems soft ware is to be embedded in the specific hardware,, has the ability of independent running though sacrifice the elasticity that dynamically updates; Therefore, the demand of stability and sequential (Timing) also is one of characteristics of embedded system.Embedded system has comprised hardware cells such as microprocessor (Microprocessor), Dram (RAM), input and output by on the framework, and includes the driver of these hardware of control, and the application program of carrying out specific function.Because embedded system is application-oriented computer system, so normally determine the configuration of hardware by the demand on the function.
Can reach a kind of central authorities/remote temperature control system by the general-using type embedded controller with combining of central authorities/remote control module, this is to be control module with the embedded controller, pid algorithm then is built in the embedded system, and utilizes central authorities/remote control module and managed object to constitute the loop circuit control system.
In the native system structure, be provided with PID controller (9-41) system (9-42), can change into the software and hardware that is built in pid algorithm in the embedded system and carries computer, also the effect of attainable cost system and tool central authorities/remote computer control model effect.
Claims (52)
1. the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement is characterized in that comprising:
Compressor, these compressor both sides have HTHP refrigerant pipeline and low-temp low-pressure refrigerant pipeline respectively, its refrigerant exhaust end is communicated with the first refrigerant Guan Yiduan, this first refrigerant pipe other end passes first heat exchanger in regular turn, be communicated with first four way valve, pass second heat exchanger, be communicated with the reversible bundle contract expansion gear, be communicated with first magnetic valve, pass the 3rd heat exchanger and be communicated with this compressor inflow side;
The second refrigerant pipe, this second refrigerant Guan Yiduan are communicated with and are positioned at contract this first refrigerant pipe between expansion gear and this first magnetic valve of this reversible bundle, and its other end is communicated with this first refrigerant pipe of this first four way valve, second magnetic valve, this compressor inflow side in regular turn;
Wherein, this first four way valve is selected to connect this first refrigerant pipeline in order to this second refrigerant pipe of its inside, makes that the flow direction that refrigerant flows out from this first four way valve is to be flowed out and this reversible bundle of flowing through in regular turn contract expansion gear, this second heat exchanger, this first four way valve, this second refrigerant pipe, this second magnetic valve, this first refrigerant pipe and this compressor inflow side by this second refrigerant pipe.
2. the energy-conservation heat pump refrigerating and air conditioning of the variable ratio frequency changer unit of having according to claim 1 improvement is characterized in that: be parallel with the evaporating pressure adjustment part between this HTHP refrigerant pipeline and this low-temp low-pressure refrigerant pipeline.
3. the energy-conservation heat pump refrigerating and air conditioning of the variable ratio frequency changer unit of having according to claim 1 improvement is characterized in that: also include second four way valve;
This second four way valve is series at this first refrigerant pipe between this first heat exchanger and this first four way valve; This second four way valve is located at this first refrigerant pipe between the 3rd heat exchanger and this compressor inflow side;
Wherein, this second four way valve inside behind the refrigerant that receives from this first heat exchanger, its with so that this refrigerant can be selected from by flowing to this first four way valve or flowing to the 3rd heat exchanger and the cohort that become toward this first magnetic valve.
4. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 2, it is characterized in that: also include second four way valve;
This second four way valve is series at this first refrigerant pipe between this first heat exchanger and this first four way valve; This second four way valve is located at this first refrigerant pipe between the 3rd heat exchanger and this compressor inflow side;
Wherein, this second four way valve inside behind the refrigerant that receives from this first heat exchanger, its with so that this refrigerant can be selected from by flowing to this first four way valve or flowing to the 3rd heat exchanger and the cohort that become toward this first magnetic valve.
5. the energy-conservation heat pump refrigerating and air conditioning of the variable ratio frequency changer unit of having according to claim 1 improvement, it is characterized in that: wherein this first four way valve replaces with two magnetic valves;
This second refrigerant pipe this two magnetic valves of connecting are communicated with this first refrigerant pipe between these two magnetic valves, be communicated with this first refrigerant pipe between these two magnetic valves and this second magnetic valve.
6. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 2, it is characterized in that: wherein this first four way valve replaces with two magnetic valves;
This second refrigerant pipe this two magnetic valves of connecting are communicated with this first refrigerant pipe between these two magnetic valves, be communicated with this first refrigerant pipe between these two magnetic valves and this second magnetic valve.
7. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 3, it is characterized in that: wherein this first four way valve replaces with two magnetic valves;
This second refrigerant pipe this two magnetic valves of connecting are communicated with this first refrigerant pipe between these two magnetic valves, be communicated with this first refrigerant pipe between these two magnetic valves and this second magnetic valve.
8. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 4, it is characterized in that: wherein this first four way valve replaces with two magnetic valves;
This second refrigerant pipe this two magnetic valves of connecting are communicated with this first refrigerant pipe between these two magnetic valves, be communicated with this first refrigerant pipe between these two magnetic valves and this second magnetic valve.
9. the energy-conservation heat pump refrigerating and air conditioning of the variable ratio frequency changer unit of having according to claim 1 improvement is characterized in that: wherein this first four way valve can be by at least one three-way magnetic valve or the cohort replacement that the banked direction control valves structure is constituted.
10. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 2, it is characterized in that: wherein this first four way valve can be replaced by the cohort that at least one three-way magnetic valve or banked direction control valves structure are constituted.
11. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 3, it is characterized in that: wherein this first four way valve can be replaced by the cohort that at least one three-way magnetic valve or banked direction control valves structure are constituted.
12. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 4, it is characterized in that: wherein this first four way valve can be replaced by the cohort that at least one three-way magnetic valve or banked direction control valves structure are constituted.
13., it is characterized in that as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in arbitrary among the claim 1-12:
This first heat exchanger comprises the hot water heat exchanger and has hot water load temperature controller and warm water heat exchanger; This hot water load temperature controller is in order to control the running of this compressor;
This second heat exchanger comprises inhales heat-sink fluid flow amount drive control part;
The 3rd heat exchanger is made as indoor load heat exchanger and the indoor load temperature controller of tool; This indoor load temperature controller is in order to control the running of this compressor;
Also include the first induction refrigerant rerum natura control module and the second induction refrigerant rerum natura control module;
This first induction refrigerant rerum natura control module, one side is communicated with the refrigerant exhaust end of this compressor, and this second induction refrigerant rerum natura control module, one side is communicated with this first refrigerant pipe that is positioned between this second magnetic valve and this compressor inflow side;
The diffusing ripe fluid flow drive control part of this suction is selected from the fluid flow of being controlled this suction heat-sink fluid flow amount drive control part by the signal of this first induction refrigerant rerum natura control module or this second induction refrigerant rerum natura cohort that control module becomes in order to read.
14. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 13, it is characterized in that: wherein this warm water heat exchanger also comprises the fluid flow drive control part in order to improve heat exchange effect;
This fluid flow drive control part is controlled the fluid flow of this fluid flow drive control part in order to the signal that reads this first induction refrigerant rerum natura control module.
15. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 13, it is characterized in that: wherein this suction heat-sink fluid flow amount drive control part is made as the proportion expression motor-driven valve.
16. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 14, it is characterized in that: wherein this fluid flow drive control part is made as the proportion expression motor-driven valve.
17. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 13, it is characterized in that: wherein this suction heat-sink fluid flow amount drive control part is made as fan motor, more comprises the motor frequency converter; This motor frequency converter connects this first and two inductions refrigerant rerum natura control module opposite side, and it is selected from the frequency conversion running of being controlled this fan motor by the signal of this first induction refrigerant rerum natura control module or this second induction refrigerant rerum natura cohort that control module becomes in order to read.
18. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 13, it is characterized in that: wherein this second heat exchanger also includes cooling tower, this suction heat-sink fluid flow amount drive control part is made as cooling water pump, also includes the motor frequency converter; This motor frequency converter connects this first and two inductions refrigerant rerum natura control module opposite side, and it is selected from the frequency conversion running of being controlled this cooling water pump by the signal of this first induction refrigerant rerum natura control module or this second induction refrigerant rerum natura cohort that control module becomes in order to read.
19. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 14, it is characterized in that: wherein this second heat exchanger also includes cooling tower, this suction heat-sink fluid flow amount drive control part is made as cooling water pump, also includes the motor frequency converter; This motor frequency converter connects this first and two inductions refrigerant rerum natura control module opposite side, and it is selected from the frequency conversion running of being controlled this cooling water pump by the signal of this first induction refrigerant rerum natura control module or this second induction refrigerant rerum natura cohort that control module becomes in order to read.
20. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 14, it is characterized in that: wherein this fluid flow drive control part is made as pump, also includes the motor frequency converter; This motor frequency converter is controlled the frequency conversion running of this pump in order to the signal that reads this first induction refrigerant rerum natura control module.
21. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 13, it is characterized in that: wherein this first induction refrigerant rerum natura control module comprises the cohort that is selected to be become by condensing pressure conveyer or temperature transmitter.
22. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 14, it is characterized in that: wherein this first induction refrigerant rerum natura control module comprises the cohort that is selected to be become by condensing pressure conveyer or temperature transmitter.
23. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 15, it is characterized in that: wherein this first induction refrigerant rerum natura control module comprises the cohort that is selected to be become by condensing pressure conveyer or temperature transmitter.
24. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 16, it is characterized in that: wherein this first induction refrigerant rerum natura control module comprises the cohort that is selected to be become by condensing pressure conveyer or temperature transmitter.
25. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 17, it is characterized in that: wherein this first induction refrigerant rerum natura control module comprises the cohort that is selected to be become by condensing pressure conveyer or temperature transmitter.
26. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 18, it is characterized in that: wherein this first induction refrigerant rerum natura control module comprises the cohort that is selected to be become by condensing pressure conveyer or temperature transmitter.
27. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 19, it is characterized in that: wherein this first induction refrigerant rerum natura control module comprises to be selected from by condensing pressure and passes the cohort that into device or temperature transmitter became.
28. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 20, it is characterized in that: wherein this first induction refrigerant rerum natura control module comprises the cohort that is selected to be become by condensing pressure conveyer or temperature transmitter.
29. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 13, it is characterized in that: wherein this second induction refrigerant rerum natura control module comprises the cohort that is selected to be become by evaporating pressure conveyer or temperature transmitter.
30. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 14, it is characterized in that: wherein this second induction refrigerant rerum natura control module comprises the cohort that is selected to be become by evaporating pressure conveyer or temperature transmitter.
31. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 15, it is characterized in that: wherein this second induction refrigerant rerum natura control module comprises the cohort that is selected to be become by evaporating pressure conveyer or temperature transmitter.
32. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 16, it is characterized in that: wherein this second induction refrigerant rerum natura control module comprises the cohort that is selected to be become by evaporating pressure conveyer or temperature transmitter.
33. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 17, it is characterized in that: wherein this second induction refrigerant rerum natura control module comprises the cohort that is selected to be become by evaporating pressure conveyer or temperature transmitter.
34. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 18, it is characterized in that: wherein this second induction refrigerant rerum natura control module comprises the cohort that is selected to be become by evaporating pressure conveyer or temperature transmitter.
35. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 19, it is characterized in that: wherein this second induction refrigerant rerum natura control module comprises the cohort that is selected to be become by evaporating pressure conveyer or temperature transmitter.
36. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 20, it is characterized in that: wherein this second induction refrigerant rerum natura control module comprises the cohort that is selected to be become by evaporating pressure conveyer or temperature transmitter.
37. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 21, it is characterized in that: wherein this first induction refrigerant rerum natura control module also comprises to be selected from by PID controller or the embedded system that is built-in with pid algorithm and is equipped on the cohort that computer software and hardware becomes.
38. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 22, it is characterized in that: wherein this first induction refrigerant rerum natura control module also comprises to be selected from by PID controller or the embedded system that is built-in with pid algorithm and is equipped on the cohort that computer software and hardware becomes.
39. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 23, it is characterized in that: wherein this first induction refrigerant rerum natura control module also comprises to be selected from by PID controller or the embedded system that is built-in with pid algorithm and is equipped on the cohort that computer software and hardware becomes.
40. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 24, it is characterized in that: wherein this first induction refrigerant rerum natura control module also comprises to be selected from by PID controller or the embedded system that is built-in with pid algorithm and is equipped on the cohort that computer software and hardware becomes.
41. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 25, it is characterized in that: wherein this first induction refrigerant rerum natura control module also comprises to be selected from by PID controller or the embedded system that is built-in with pid algorithm and is equipped on the cohort that computer software and hardware becomes.
42. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 26, it is characterized in that: wherein this first induction refrigerant rerum natura control module also comprises to be selected from by PID controller or the embedded system that is built-in with pid algorithm and is equipped on the cohort that computer software and hardware becomes.
43. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 27, it is characterized in that: wherein this first induction refrigerant rerum natura control module also comprises to be selected from by PID controller or the embedded system that is built-in with pid algorithm and is equipped on the cohort that computer software and hardware becomes.
44. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 28, it is characterized in that: wherein this first induction refrigerant rerum natura control module also comprises to be selected from by PID controller or the embedded system that is built-in with pid algorithm and is equipped on the cohort that computer software and hardware becomes.
45. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 29, it is characterized in that: wherein this first induction refrigerant rerum natura control module also comprises to be selected from by PID controller or the embedded system that is built-in with pid algorithm and is equipped on the cohort that computer software and hardware becomes.
46. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 30, it is characterized in that: wherein this first induction refrigerant rerum natura control module also comprises to be selected from by PID controller or the embedded system that is built-in with pid algorithm and is equipped on the cohort that computer software and hardware becomes.
47. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 31, it is characterized in that: wherein this first induction refrigerant rerum natura control module also comprises to be selected from by PID controller or the embedded system that is built-in with pid algorithm and is equipped on the cohort that computer software and hardware becomes.
48. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 32, it is characterized in that: wherein this first induction refrigerant rerum natura control module also comprises to be selected from by PID controller or the embedded system that is built-in with pid algorithm and is equipped on the cohort that computer software and hardware becomes.
49. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 33, it is characterized in that: wherein this first induction refrigerant rerum natura control module also comprises to be selected from by PID controller or the embedded system that is built-in with pid algorithm and is equipped on the cohort that computer software and hardware becomes.
50. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 34, it is characterized in that: wherein this first induction refrigerant rerum natura control module also comprises to be selected from by PID controller or the embedded system that is built-in with pid algorithm and is equipped on the cohort that computer software and hardware becomes.
51. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 35, it is characterized in that: wherein this first induction refrigerant rerum natura control module also comprises to be selected from by PID controller or the embedded system that is built-in with pid algorithm and is equipped on the cohort that computer software and hardware becomes.
52. as the energy-conservation heat pump refrigerating and air conditioning of tool variable ratio frequency changer unit improvement as described in the claim 36, it is characterized in that: wherein this first induction refrigerant rerum natura control module also comprises to be selected from by PID controller or the embedded system that is built-in with pid algorithm and is equipped on the cohort that computer software and hardware becomes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201694138U CN201122018Y (en) | 2007-06-25 | 2007-06-25 | Refrigeration air-conditioning unit improvement with frequency conversion energy-saving heat pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201694138U CN201122018Y (en) | 2007-06-25 | 2007-06-25 | Refrigeration air-conditioning unit improvement with frequency conversion energy-saving heat pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201122018Y true CN201122018Y (en) | 2008-09-24 |
Family
ID=40009248
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201694138U Expired - Fee Related CN201122018Y (en) | 2007-06-25 | 2007-06-25 | Refrigeration air-conditioning unit improvement with frequency conversion energy-saving heat pump |
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| Country | Link |
|---|---|
| CN (1) | CN201122018Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103105024A (en) * | 2011-11-15 | 2013-05-15 | 松下电器产业株式会社 | Refrigeration cycle apparatus and hot water producing apparatus |
| US11473593B2 (en) | 2020-03-04 | 2022-10-18 | Lg Electronics Inc. | Blower comprising a fan installed in an inner space of a lower body having a first and second upper body positioned above and a space formed between the bodies wherein the bodies have a first and second openings formed through respective boundary surfaces which are opened and closed by a door assembly |
-
2007
- 2007-06-25 CN CNU2007201694138U patent/CN201122018Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103105024A (en) * | 2011-11-15 | 2013-05-15 | 松下电器产业株式会社 | Refrigeration cycle apparatus and hot water producing apparatus |
| CN103105024B (en) * | 2011-11-15 | 2016-03-30 | 松下电器产业株式会社 | Refrigerating circulatory device and hot water generating device |
| US11473593B2 (en) | 2020-03-04 | 2022-10-18 | Lg Electronics Inc. | Blower comprising a fan installed in an inner space of a lower body having a first and second upper body positioned above and a space formed between the bodies wherein the bodies have a first and second openings formed through respective boundary surfaces which are opened and closed by a door assembly |
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Granted publication date: 20080924 |