CN101424435A - Rapid researching platform for frequency-change air conditioner - Google Patents
Rapid researching platform for frequency-change air conditioner Download PDFInfo
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- CN101424435A CN101424435A CNA2008101829596A CN200810182959A CN101424435A CN 101424435 A CN101424435 A CN 101424435A CN A2008101829596 A CNA2008101829596 A CN A2008101829596A CN 200810182959 A CN200810182959 A CN 200810182959A CN 101424435 A CN101424435 A CN 101424435A
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Abstract
The invention discloses a rapid development platform for frequency conversion air conditioners. The platform comprises an input control board, an output control board, a general frequency converter, a power panel and an upper controlling machine, wherein the input control board comprises an input main control unit, a temperature acquisition circuit, a current acquisition circuit, a voltage acquisition circuit, a pressure acquisition circuit, a power measurement acquisition circuit and an input external interface circuit connected with the outside, and the output control board consists of an output main control unit, an analog quantity output control circuit, a digital quantity output control circuit, a drive unit and an output external interface circuit connected with the outside. The rapid development platform for frequency conversion air conditioners can perform complete-machine development and experiments, acquire and determine relevant necessary parameters before a control system is developed, so as to guide and verify the design of refrigeration systems. The platform has the advantages of guaranteeing the quality of a product development process and shortening the period for developing frequency conversion air conditioner products at the same time.
Description
Technical field
The present invention relates to a kind of new exclusive equipment of convertible frequency air-conditioner research and development of products process, particularly a kind of rapid researching platform for frequency-change air conditioner.
Background technology
Air-conditioner has become the indispensable household electrical appliance of resident living, and convertible frequency air-conditioner is present main development tendency.In Japan, nearly all domestic air conditioner all is a transducer air conditioning.In China, the popularity rate of convertible frequency air-conditioner and occupation rate of market rise year after year in recent years, it is predicted can reach 70% in 2010.Have only 30% at present, visible transducer air conditioning is the new lover in air-conditioning market, also must be the object of paying close attention to of air conditioning system maker.Acceleration is contended for markets and is increased the benefit and be of great benefit to enterprise the exploitation of this air-conditioning.And the exploitation of control system is normally carried out in the exploitation of convertible frequency air-conditioner at present earlier; comprise all kinds of experiments of performance test again with control system and refrigeration system collocation; decision-making by the technical staff; at definite various design parameters; usually can carry out the repeatedly modification of controller and refrigeration system at experimentation; control system can be carried out and refrigeration system is made again and tested, thereby the whole R﹠D process cycle is longer.
A kind of equipment can be arranged, if can directly obtain design parameter, significantly reduce the exploitation and the sample process of control system, will inevitably improve the speed of product development greatly, improve enterprises' comprehensive competitiveness.
Summary of the invention
Purpose of the present invention is exactly to develop and test for address the above problem a kind of complete machine that can carry out that proposes before control system is not developed, and obtain and definite relevant essential parameter, with the exploitation of having lowered controller and the workload of experiment, significantly reduce the exploitation and the sample process of control system, improve the rapid researching platform for frequency-change air conditioner of the speed of product development.
For achieving the above object, the quick research/development platform of transducer air conditioning that the present invention is designed, by the input control panel, the output control panel, universal frequency converter, power panel, upper control machine is formed, upper control machine is respectively by bus and input control panel, the output control panel, universal frequency converter, power panel connects, power panel respectively with the input control panel, the output control panel, universal frequency converter, upper control machine links to each other, it is characterized in that importing control panel and comprise the input main control unit, temperature collection circuit, the current acquisition circuit, voltage collection circuit, the pressure acquisition circuit, power measurement Acquisition Circuit and the outside input external interface circuit that is connected, each Acquisition Circuit is used to gather all kinds of parameters of the convertible frequency air-conditioner experimental machine that needs research and development; The input main control unit is connected with the input external interface circuit with each Acquisition Circuit respectively; The output control panel is by exporting main control unit, analog quantity output control circuit, digital quantity output control circuit, driver element, forming with the outside output external interface circuit that is connected, the output main control unit links to each other with each output control circuit, and output control circuit links to each other with the output external interface circuit that driver element links to each other, driver element is connected with the outside; The output control panel is used for the parts that the convertible frequency air-conditioner experimental machine of need research and development need be controlled are controlled; Universal frequency converter then is used for the frequency-changeable compressor of the convertible frequency air-conditioner experimental machine of need research and development is carried out VFC.
Described power panel has the input interface that is connected with external ac power source, have at least the output of three kinds of DC voltages DC voltage output interface and voltage stabilizing regulating circuit, have three AC power output interfaces at least, isolate mutually between each output interface; Described upper control machine has an input keypad, display interface, have input control panel, output control panel, universal frequency converter, power panel reads and the interface controlled and have a control algolithm processing unit and output interface at least; Be provided with in the described driver element and be used for independent control, the functional circuit that jointly controls each other and functional interface; Driver element can be drive circuit or drive unit; The output external interface circuit that is connected with the outside in the described output control panel have with transducer air conditioning under electrical equipment control device: the control connection interface of the control line of indoor circulation blower fan, outdoor circulating wind machine, swing motor, electric expansion valve, cross valve, magnetic valve.
Described input control panel adopts OO design and modular construction, and various Acquisition Circuit, the interface circuit that is connected with the outside are connected with single-chip microcomputer by modular manner, carry out increase, minimizing, the replacing of Acquisition Circuit, interface circuit kind and quantity.Described output control panel adopts OO design and modular construction, and various output control circuits are connected with single-chip microcomputer by modular manner, carries out increase, minimizing, the replacing of output control circuit kind and quantity.
At this, the upper control machine machine then is connected with input control panel, output control panel, universal frequency converter by bus mode, be used for control, thereby realize control the convertible frequency air-conditioner experimental machine of need research and development to input control panel, output control panel, universal frequency converter.
The major control function of host computer has three major types: realize the control to the basic function of use of convertible frequency air-conditioner 1.; 2. realize modification and renewal to all kinds of protection parameters in the convertible frequency air-conditioner running; 3. realize modification and renewal to control algolithm in the transducer air conditioning running.Power panel is done by air switch, earth leakage protective device, wiring and is formed, and is used for to transducer air conditioning and the power supply of design parameter deriving means thereof.
Controlled parts such as the chamber in transducer air conditioning electromechanics and the refrigeration system, inside and outside circulating fan, cross valve, electric expansion valve, magnetic valve are inserted the interface circuit of the output control panel of transducer air conditioning design parameter deriving means; Temperature sensor in transducer air conditioning electromechanics and the refrigeration system, current mode transformer, voltage-type transformer, pressure sensor are inserted the interface circuit of the input control panel of transducer air conditioning design parameter deriving means, and the associated lead with power measurement Acquisition Circuit and transducer air conditioning Mechatronic Systems connects simultaneously; Frequency-changeable compressor in transducer air conditioning electromechanics and the refrigeration system is connected with universal frequency converter by lead-in wire.Back panel wiring with transducer air conditioning design parameter deriving means all connects simultaneously, opens host computer and can carry out relevant operation.
The realization principle of first kind major function: the control instruction of the basic function of use of the convertible frequency air-conditioner of host computer by calling engineers and technicians establishment, make output control panel control room, inside and outside circulating fan, cross valve, electric expansion valve, magnetic valve in running order, it is electric to be that chamber, inside and outside circulating fan, cross valve, electric expansion valve, magnetic valve get, and electric expansion valve is in certain aperture.Host computer is controlled universal frequency converter simultaneously and is started, thereby makes frequency-changeable compressor work.Can make above-mentioned controlled part carry out work on request or stop by host computer.Engineers and technicians only need control output control panel and universal frequency converter by host computer, can set certain duty in particular experiment exploitation or the simulation use of being in of each controlled part.When host computer sends instruction when making above-mentioned parts work, send instruction and allow each functional circuit of input control panel start working, the correlation technique parameter of convertible frequency air-conditioner experimental machine is gathered, and serve bit machine and carry out data preparation and show storage.Engineers and technicians can determine the improvement project of refrigeration system by the analysis to data, instruct the research and development design work.Above-mentioned work can be carried out under the variable frequency air-conditioner controller situation not having, and the R﹠D work of refrigeration system is finished in advance ahead of time.
The realization principle of the second class major function: the same description; engineering technical staff can obtain all kinds of operational factors of the transducer air conditioning of need research and development; as running current; the voltage at frequency-changeable compressor binding post place; various pipeline temperature and condensing pressure in the refrigeration system; the parameter of evaporating pressure; by judgement to above-mentioned data; draw the transducer air conditioning that needs research and development and whether be in normal or abnormal work state; analysis by above-mentioned duty can draw the more various operational factors of reasonability; these parameters are downloaded to the input control panel respectively; in the relational storage of output control panel and universal frequency converter; make this transducer air conditioning be in a kind of new duty, promptly realize modification and renewal all kinds of protection parameters in the convertible frequency air-conditioner running.
The realization principle of the 3rd class major function: engineers and technicians concern by the logic operation that host computer is provided with between input control panel, output control panel, the universal frequency converter, and dependent instruction downloaded in input control panel, output control panel, the universal frequency converter relational storage, then import control panel, output control panel, universal frequency converter and transducer air conditioning electromechanics and refrigeration system and then can move according to certain logical relation.By change the logic operation relation between input control panel, output control panel, the universal frequency converter at host computer, just realize modification and renewal to control algolithm in the transducer air conditioning running.
As seen, above-mentioned three kinds of modes of operation by this platform, can not research and develop under the situation about finishing at the controller of transducer air conditioning model machine, refrigeration system by the convertible frequency air-conditioner model machine links to each other with this device with electromechanical component, all kinds of experiments according to engineers and technicians' setting, finish optimal design to refrigeration system, Mechatronic Systems, control algolithm and control strategy and control parameter through experimental verification can be provided for the exploitation of controller simultaneously, accelerated the development progress of control system and transducer air conditioning complete machine greatly, shortened the construction cycle to have guaranteed development quality.
Rapid researching platform for frequency-change air conditioner provided by the invention, by can significantly reduce the R﹠D work amount of control system in the use of product development process, and before control system is not developed, can carry out complete machine and develop and test, and obtain and definite relevant essential parameter, instruct and verify the design of refrigeration system, can provide simultaneously and make transducer air conditioning by various mode operations with by the various experimental situations that the parameter operation is set, lowered the workload of the exploitation and the experiment of controller greatly, significantly reduce the exploitation and the sample process of control system, guaranteed that not only the quality of product development process has shortened the cycle of transducer air conditioning product development simultaneously, improve the speed of product development greatly, improved the synthesized competitiveness of enterprise.
Description of drawings
Fig. 1 is the embodiment of the invention 1 structural representation;
Fig. 2 is the embodiment of the invention 2 structural representations;
Fig. 3 is the embodiment of the invention 3 structural representations;
Fig. 4 is that the input control panel is formed block diagram;
Fig. 5 is that the output control panel is formed block diagram;
Fig. 6 is that power panel is formed block diagram;
Fig. 7 is that upper control machine is formed block diagram.
Wherein: input control panel 1, output control panel 2, universal frequency converter 3, power panel 4, upper control machine 5, indoor circulation blower fan 6, outdoor circulating wind machine 7, cross valve 8, electric expansion valve 9, magnetic valve 10, temperature sensor 11, current mode transformer 12, voltage-type transformer 13, pressure sensor 14, humidity sensor 15, swing motor 16.
The specific embodiment
The invention will be further described in conjunction with the accompanying drawings below by embodiment.
Embodiment 1:
As shown in Figure 1, the quick research/development platform of the transducer air conditioning that present embodiment provides, by input control panel 1, output control panel 2, universal frequency converter 3, power panel 4, upper control machine 5 is formed, upper control machine 5 is respectively by bus and input control panel 1, output control panel 2, universal frequency converter 3, power panel 4 connects, power panel 4 respectively with the input control panel 1, output control panel 2, universal frequency converter 3, upper control machine 5 links to each other, as shown in Figure 4, input control panel 1 comprises input main control unit 1-1, temperature collection circuit 1-2, current acquisition circuit 1-3, voltage collection circuit 1-4, pressure acquisition circuit 1-5, power measurement Acquisition Circuit 1-6 and the outside input external interface circuit 1-7 that is connected, input main control unit 1-1 are connected with input external interface circuit 1-7 with each Acquisition Circuit respectively; As shown in Figure 5, output control panel 2 is by exporting main control unit 2-1, analog quantity output control circuit 2-2, digital quantity output control circuit 2-3, driver element 2-4, forming with the outside output external interface circuit 2-5 that is connected, output main control unit 2-1 links to each other with each output control circuit, and output control circuit links to each other with the output external interface circuit 2-5 that driver element 2-4 links to each other, driver element 2-4 is connected with the outside.
As shown in Figure 6, described power panel 4 has the input interface 4-1 that is connected with external ac power source, at least have the output of three kinds of DC voltages DC voltage output interface 4-2 and voltage stabilizing regulating circuit 4-3, have three AC power output interface 4-4 at least, isolate mutually between each output interface; As shown in Figure 7, described upper control machine 5 has an input keypad 5-1, display interface 5-2, has the interface 5-3 that input control panel 1, output control panel 2, universal frequency converter 3, power panel 4 are read and control and have a control algolithm processing unit 5-4 and output interface at least; Be provided with the functional circuit 2-4-1 and the functional interface 2-4-2 that are used for independent control, jointly control each other among the described driver element 2-4; The output external interface circuit 2-5 that is connected with the outside in the described output control panel 2 have with transducer air conditioning under electrical equipment control device: the control connection interface 2-5-1 of the control line of indoor circulation blower fan 6, outdoor circulating wind machine 7, swing motor 16, electric expansion valve 9, cross valve 8, magnetic valve 10.
As Fig. 4, shown in Figure 5, described input control panel 1 adopts OO design and modular construction, various Acquisition Circuit, the interface circuit that is connected with the outside are connected with single-chip microcomputer by modular manner, carry out increase, minimizing, the replacing of Acquisition Circuit, interface circuit kind and quantity.Described output control panel 2 adopts OO design and modular construction, and various output control circuits are connected with single-chip microcomputer by modular manner, carry out increase, minimizing, the replacing of output control circuit kind and quantity.
The quick research/development platform of the transducer air conditioning that present embodiment provides, upper control machine 5 is connected with input control panel 1, output control panel 2, universal frequency converter 3 respectively by bus, 4 of power panels provide working power to upper control machine 5, input control panel 1, output control panel 2, universal frequency converter 3, by application software, make combinations thereof become the organic Measurement and Control System of a cover.
During development, the delivery outlet of universal frequency converter 3 is connected on the frequency-changeable compressor of refrigeration system of the convertible frequency air-conditioner that is in the research and development initial stage, according to this technology of compressors data, import upper control machine 5 dependent instructions by the technical staff, can control universal frequency converter 3 on request the drive compression machine carry out the operation of certain fixed frequency point, raising frequency operation, frequency reducing operation or by certain frequency change rule operation, to finish operation control to frequency-changeable compressor.The relevant output interface of exporting control panel 2 is connected on the controlled part of the refrigeration system of the convertible frequency air-conditioner that is in the research and development initial stage, Mechatronic Systems, on cross valve 8, indoor circulation blower fan 6, outdoor circulating wind machine 7, electric expansion valve 9 and swing motor 16, all kinds of magnetic valve 10.The technical staff imports upper control machine 5 dependent instructions, can control the start and stop of blower fan or by the aperture of the operation of different wind speed, control throttle part electric expansion valve 9, with the flow of control refrigeration system, the open and close of control types of functionality magnetic valve.
Controlling with output control panel 2 from the last visible universal frequency converter 3 that passes through, the transducer air conditioning that is in the research and development initial stage not only can move and can also carry out the operation of any duty according to technical staff's thought not under the situation of body controller.To import control panel 1 again and connect sensors of various types, as pressure sensor 14, temperature sensor 11, current mode transformer 12, voltage-type transformer 13, these sensors are installed to the refrigeration system of the convertible frequency air-conditioner that is in the research and development initial stage, the position of the required measurement of Mechatronic Systems, and then tablet then can obtain the high and low pressure of refrigeration system, temperature, electric current, the magnitude of voltage parameter under any running status.The technical staff is according to the parameter of being obtained; judge the quality of refrigerant system design and optimize the direction of revising; the hardware configuration in the time of also can determining the variable frequency air-conditioner controller design simultaneously such as the size of SPM according to these parameters; with the setting value at all kinds of electric currents, pressure, temperature, voltage parameter control point and the limiting value of abnormal protection, can the fast and reliable design of finishing variable frequency air-conditioner controller exactly.
This platform can also be realized another critical function, i.e. the comfortableness problem that uses of the air-conditioning that determined of convertible frequency air-conditioner control strategy and control algolithm.Specific implementation, the convertible frequency air-conditioner that will be in the research and development initial stage not tape controller is installed in the following simulation room that uses, all electric controling part access platforms with this transducer air conditioning, to import control panel 1 again and connect sensors of various types, as pressure sensor 14, temperature sensor 15, current mode transformer 12, voltage-type transformer 13, these sensors are installed to the refrigeration system of the convertible frequency air-conditioner that is in the research and development initial stage, the pressure that control panel 1 has these systems or position is then imported in the position of the required measurement of Mechatronic Systems, temperature, electric current, the magnitude of voltage measurement function; Simultaneously temperature sensor and humidity sensor are arranged in the simulation room, setting by the technical staff, transducer air conditioning is according to certain control algolithm or strategy operation, 1 of control panel of input is passed to upper control machine 5 with the temperature and humidity situation of change in the room, upper control machine 5 shows this information, actual change situation for technical staff's reference analysis temperature and humidity, revise control algolithm or control strategy, dynamic response, temperature control accuracy, wind speed and the air-flow organizational aspects of transducer air conditioning are optimized, reach best result of use.Embodiment 2:
As shown in Figure 2, input control panel 1 can synthesize one with output control panel 2 and has input and output control and measurement function control panel.As adopting programmable logic controller (PLC), single-chip microcomputer, industry control integrated circuit board etc., the complexity that can reduce whole platform improves reliability and extensibility simultaneously.
Embodiment 3:
As shown in Figure 3, input control panel 1 can synthesize a control system or a controller with measurement and system control function with upper control machine 5.As adopting programmable logic controller (PLC) and touch-screen, industrial control computer etc., the complexity that can reduce whole platform improves reliability and extensibility simultaneously.
Claims (5)
1, a kind of rapid researching platform for frequency-change air conditioner, by input control panel (1), output control panel (2), universal frequency converter (3), power panel (4), upper control machine (5) is formed, upper control machine (5) is respectively by bus and input control panel (1), output control panel (2), universal frequency converter (3), power panel (4) connects, power panel (4) respectively with the input control panel (1), output control panel (2), universal frequency converter (3), upper control machine (5) links to each other, it is characterized in that importing control panel (1) and comprise input main control unit (1-1), temperature collection circuit (1-2), current acquisition circuit (1-3), voltage collection circuit (1-4), pressure acquisition circuit (1-5), power measurement Acquisition Circuit (1-6) and the outside input external interface circuit (1-7) that is connected, input main control unit (1-1) are connected with input external interface circuit (1-7) with each Acquisition Circuit respectively; Output control panel (2) is by exporting main control unit (2-1), analog quantity output control circuit (2-2), digital quantity output control circuit (2-3), driver element (2-4), forming with the outside output external interface circuit (2-5) that is connected, output main control unit (2-1) links to each other with each output control circuit, and output control circuit links to each other with driver element (2-4), driver element (2-4) links to each other with the outside output external interface circuit (2-5) that is connected.
2, a kind of rapid researching platform for frequency-change air conditioner according to claim 1, it is characterized in that described power panel (4) has the input interface (4-1) that is connected with external ac power source, at least have the DC voltage output interface (4-2) of three kinds of DC voltages output and a voltage stabilizing regulating circuit (4-3), have three AC power output interfaces (4-4), isolation mutually between each output interface at least; Described upper control machine (5) has input keypad (5-1), a display interface (5-2), has the interface (5-3) that input control panel (1), output control panel (2), universal frequency converter (3), power panel (4) are read and control and has a control algolithm processing unit (5-4) and output interface at least; Be provided with the functional circuit (2-4-1) and the functional interface (2-4-2) that are used for independent control, jointly control each other in the described driver element (2-4); The output external interface circuit (2-5) that is connected with the outside in the described output control panel (2) have with transducer air conditioning under electrical equipment control device: the control connection interface (2-5-1) of the control line of indoor circulation blower fan (6), outdoor circulating wind machine (7), swing motor (16), electric expansion valve (9), cross valve (8), magnetic valve (10).
3, a kind of rapid researching platform for frequency-change air conditioner according to claim 1 and 2, it is characterized in that described input control panel (1) adopts OO design and modular construction, various Acquisition Circuit, the interface circuit that is connected with the outside are connected with single-chip microcomputer by modular manner, carry out increase, minimizing, the replacing of Acquisition Circuit, interface circuit kind and quantity.
4, a kind of rapid researching platform for frequency-change air conditioner according to claim 1 and 2, it is characterized in that described output control panel (2) adopts OO design and modular construction, various output control circuits are connected with single-chip microcomputer by modular manner, carry out increase, minimizing, the replacing of output control circuit kind and quantity.
5, a kind of rapid researching platform for frequency-change air conditioner according to claim 3, it is characterized in that described output control panel (2) adopts OO design and modular construction, various output control circuits are connected with single-chip microcomputer by modular manner, carry out increase, minimizing, the replacing of output control circuit kind and quantity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101829596A CN101424435B (en) | 2008-12-12 | 2008-12-12 | Rapid researching platform for frequency-change air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2008101829596A CN101424435B (en) | 2008-12-12 | 2008-12-12 | Rapid researching platform for frequency-change air conditioner |
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| Publication Number | Publication Date |
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| CN101424435A true CN101424435A (en) | 2009-05-06 |
| CN101424435B CN101424435B (en) | 2010-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2008101829596A Expired - Fee Related CN101424435B (en) | 2008-12-12 | 2008-12-12 | Rapid researching platform for frequency-change air conditioner |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102418965A (en) * | 2011-09-16 | 2012-04-18 | 浙江大学 | Multifunctional frequency conversion central air-conditioning experimental platform |
| CN104848486A (en) * | 2015-05-14 | 2015-08-19 | 珠海格力电器股份有限公司 | Performance parameter testing system of air conditioner and air conditioning system |
| CN105571047A (en) * | 2014-10-14 | 2016-05-11 | 青岛海尔科技有限公司 | Control method and device for rapid refrigerating or rapid heating of direct-current variable frequency air conditioner |
| CN106596154A (en) * | 2016-11-18 | 2017-04-26 | 浙江工业大学 | Variable frequency refrigerating compressor load starting and operation performance test system |
-
2008
- 2008-12-12 CN CN2008101829596A patent/CN101424435B/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102418965A (en) * | 2011-09-16 | 2012-04-18 | 浙江大学 | Multifunctional frequency conversion central air-conditioning experimental platform |
| CN105571047A (en) * | 2014-10-14 | 2016-05-11 | 青岛海尔科技有限公司 | Control method and device for rapid refrigerating or rapid heating of direct-current variable frequency air conditioner |
| CN104848486A (en) * | 2015-05-14 | 2015-08-19 | 珠海格力电器股份有限公司 | Performance parameter testing system of air conditioner and air conditioning system |
| CN104848486B (en) * | 2015-05-14 | 2017-11-24 | 珠海格力电器股份有限公司 | Performance parameter testing system of air conditioner and air conditioning system |
| CN106596154A (en) * | 2016-11-18 | 2017-04-26 | 浙江工业大学 | Variable frequency refrigerating compressor load starting and operation performance test system |
| CN106596154B (en) * | 2016-11-18 | 2019-05-31 | 浙江工业大学 | Refrigerating Compressor with Inverter load starting and runnability test macro |
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| Publication number | Publication date |
|---|---|
| CN101424435B (en) | 2010-07-14 |
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