CN105955116A - Photovoltaic air conditioner frequency converter electric energy controller and control system - Google Patents
Photovoltaic air conditioner frequency converter electric energy controller and control system Download PDFInfo
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- CN105955116A CN105955116A CN201610317104.4A CN201610317104A CN105955116A CN 105955116 A CN105955116 A CN 105955116A CN 201610317104 A CN201610317104 A CN 201610317104A CN 105955116 A CN105955116 A CN 105955116A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25314—Modular structure, modules
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Abstract
The invention discloses a photovoltaic air conditioner frequency converter electric energy controller. The controller comprises a sampling circuit module, a data processing module and a storage module, and is characterized in that the sampling circuit module is used for acquiring electric signals of a photovoltaic system side and a motor load side inside a photovoltaic air conditioner frequency converter and electric signals of a power grid side outside the photovoltaic air conditioner frequency converter according to a predetermined cycle; the data processing module is used for carrying out calculation for predetermined parameters according to the electric signals acquired by the sampling circuit module; and the storage module is used for storing data acquired by calculation of the data processing module. The photovoltaic air conditioner frequency converter electric energy controller provided by the embodiment of the invention reduces the electric energy measurement cost of the frequency converter, simplifies an external interface of a frequency converter controller, realizes recording for intermediate process quantities of a power generation mode and a power consumption mode of the photovoltaic air conditioner frequency converter, and forms a set of unified electric energy calculation and management system. The invention further discloses a photovoltaic air conditioner frequency converter electric energy control system.
Description
Technical field
The present invention relates to electric and electronic technical field, particularly to a kind of PV air-conditioner converter controlling electric energy
Device and control system.
Background technology
Along with the growing tension of world energy sources and developing rapidly of Power Electronic Technique, to PV air-conditioner frequency conversion
The demand of device gets more and more, and the requirement to PV air-conditioner frequency converter control system is more and more diversified simultaneously,
Including photovoltaic air converter Power Controller and control system.
PV air-conditioner converter is a kind of to be integrated with photovoltaic system and air-conditioning is powered the converter of two functions,
Including photovoltaic system and motor load.PV air-conditioner control system controls energy at photovoltaic system, electricity
Free-flowing between machine load and electrical network three.Electric energy is from photovoltaic system to motor load and the stream of electrical network
Dynamic is unidirectional, and the energy Flow between electrical network and motor load is two-way.The output work of photovoltaic system
When rate can not meet motor load operation power demand, converter is from electrical network power taking；The output of photovoltaic system
When power is more than the operation power demand of motor load, unnecessary electric energy will be sent back to electrical network.PV air-conditioner becomes
Frequently the energy Flow of device is complex, and its electric energy statistics and management have bigger difficulty.
At present, electric energy statistics and the management of PV air-conditioner converter uses kilowatt-hour meter metering system, i.e. at light
Volt air conditioning frequency converter system installs two-way exchange kilowatt-hour meter and DC meter additional, adds up photovoltaic system and light
The energy information of volt air conditioning frequency converter.But, use kilowatt-hour meter to not only increase cost, increase converter
The interface of controller, makes converter more complicated, and the generating of PV air-conditioner converter and power modes are cut
Changing flexibly, kilowatt-hour meter can only record final result, to middle process variable cannot record, i.e. cannot form one
Overlap unified electric energy statistics and management system.
Therefore, how adding up and manage the electric energy of PV air-conditioner converter is that those skilled in the art need at present
Problem to be solved.
Summary of the invention
It is an object of the invention to provide a kind of PV air-conditioner converter Power Controller, be used for solving photovoltaic empty
Adjust electric energy statistics and the problem of management of converter.It is a further object of the present invention to provide one and include above-mentioned
The PV air-conditioner frequency converter control system of Power Controller.
For achieving the above object, the present invention provides following technical scheme:
A kind of PV air-conditioner converter Power Controller, including: sample circuit module, data processing module,
Memory module；
Described sample circuit module, photovoltaic system in gather PV air-conditioner converter according to predetermined period
Side and motor load side, the signal of telecommunication of PV air-conditioner converter external power grid side；
Described data processing module, carries out pre-for the signal of telecommunication collected according to described sample circuit module
Determine the calculating of parameter；
Described memory module, calculates the data of gained for preserving described data processing module.
Wherein, described data processing module, including: generating total price calculating sub module, converter efficiency meter
Operator module, amount of energy saving calculating sub module；
Described generating total price calculating sub module, is used for calculating generating total price in predetermined amount of time；
Described converter efficiency calculation submodule, is used for calculating described PV air-conditioner converter and in power consumption and sends out
Efficiency under power mode；
Described amount of energy saving calculating sub module, for calculating the amount of energy saving of described PV air-conditioner converter.
Wherein, also include: control module；
Described control module, including: power converter output limiting unit, intelligent start/stop power model list
Unit, Night switch unit, electric energy catch of exception unit.
Described power converter output limiting unit, for limiting frequency conversion according to power converter output value
Device rotating speed.
Described intelligent start/stop power model unit, under pure power generation mode, it is judged that photovoltaic input power
Whether meet and be turned on and off condition, according to judged result start and stop power model.
Described Night switch unit, is used for judging whether photovoltaic input power meets condition of working at night,
According to judging switching inter mode at night/day.
Described electric energy catch of exception unit, whether the power consumption in judging predetermined amount of time is beyond presetting
Higher limit or lower limit, and abnormal electricity consumption situation is reported to the police.
Wherein, also include: display；
Described display, for showing the data in described memory module.
Wherein, also include: human-computer interaction module；
Described human-computer interaction module, for receiving the operational order that user triggers, and performs the action of correspondence.
The embodiment of the present invention also provides for a kind of PV air-conditioner converter electric energy control system, including: photovoltaic is empty
Adjust converter, three-phase alternating current electrical network；
Described PV air-conditioner converter, including: photovoltaic system, motor load；
Also include above-mentioned PV air-conditioner converter Power Controller.
Based on technique scheme, the PV air-conditioner converter Power Controller that the embodiment of the present invention provides,
Compared to existing PV air-conditioner converter electric energy statistics and Managed Solution, reduce converter electric energy metrical
Cost, simplifies the external interface of frequency converter controller, it is achieved that the generating of PV air-conditioner converter and power consumption
The record of pattern pilot process amount, defines a set of unified electric energy statistics and management system.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to reality
Execute the required accompanying drawing used in example or description of the prior art to be briefly described, it should be apparent that below,
Accompanying drawing in description is only embodiments of the invention, for those of ordinary skill in the art, not
On the premise of paying creative work, it is also possible to obtain other accompanying drawing according to the accompanying drawing provided.
A kind of PV air-conditioner converter Power Controller design that Fig. 1 is provided by the embodiment of the present invention
Schematic diagram；
A kind of number of a kind of PV air-conditioner converter Power Controller that Fig. 2 is provided by the embodiment of the present invention
According to processing module scheme schematic diagram；
The another kind of PV air-conditioner converter Power Controller design side that Fig. 3 is provided by the embodiment of the present invention
Case schematic diagram；
The one of the another kind of PV air-conditioner converter Power Controller that Fig. 4 is provided by the embodiment of the present invention
Control module scheme schematic diagram；
The power converter output unrestricted model scheme schematic diagram that Fig. 5 is provided by the embodiment of the present invention；
The intelligent start/stop power model unit scheme schematic diagram that Fig. 6 is provided by the embodiment of the present invention；
The Night switch unit scheme schematic diagram that Fig. 7 is provided by the embodiment of the present invention；
Another PV air-conditioner converter Power Controller design side that Fig. 8 is provided by the embodiment of the present invention
Case schematic diagram；
Another PV air-conditioner converter Power Controller design side that Fig. 9 is provided by the embodiment of the present invention
Case schematic diagram；
The scheme of a kind of PV air-conditioner converter electric energy control system that Figure 10 is provided by the embodiment of the present invention
Schematic diagram.
Detailed description of the invention
The core of the present invention is to provide a kind of PV air-conditioner converter Power Controller, is used for solving photovoltaic empty
Adjust electric energy statistics and the problem of management of converter.It is a further object of the present invention to provide one and include above-mentioned
The PV air-conditioner frequency converter control system of Power Controller.
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below in conjunction with this
Accompanying drawing in bright embodiment, is clearly and completely described the technical scheme in the embodiment of the present invention,
Obviously, described embodiment is a part of embodiment of the present invention rather than whole embodiments.Based on
Embodiment in the present invention, those of ordinary skill in the art are obtained under not making creative work premise
The every other embodiment obtained, broadly falls into the scope of protection of the invention.
A kind of PV air-conditioner converter Power Controller design that Fig. 1 is provided by the embodiment of the present invention
Schematic diagram.With reference to Fig. 1, in this kind of specific embodiments, a kind of PV air-conditioner provided by the present invention
Converter Power Controller, may include that sample circuit module 100, data processing module 200, storage
Module 300.
Described sample circuit module 100, according to predetermined period, gathers the photovoltaic system in PV air-conditioner converter
The signal of telecommunication of the grid side outside side and motor load side and PV air-conditioner converter, and data will be collected
It is transferred to data processing module.Such as: the DC voltage of sample circuit module Real-time Collection photovoltaic system side
And input current, or often 10ms gathers single-conversion device output voltage and output electric current, and will collect
Data pass to data processing module.
The signal of telecommunication that described data processing module 200 collects according to sample circuit module carries out predefined parameter
Calculating, described predefined parameter may include that photovoltaic input power, photovoltaic system side day month year/always send out
Electricity, motor load power, motor load side day month year/total electricity consumption, power converter output, electricity
Net side power, grid side day month year/total electricity；Can also include: generating total price, converter efficiency,
Amount of energy saving.
For ease of understanding the statistics side of PV air-conditioner converter Power Controller that the embodiment of the present invention provides
Case, will be made below illustrating.PV air-conditioner converter grid side electric current is two-way, according to this
Bright embodiment: when photovoltaic power generation quantity is less than motor load power consumption, converter is in power consumption, it is stipulated that now
Grid side electric current is just；When photovoltaic power generation quantity is more than motor load power consumption, converter is generating electricity, this
Time grid side electric current for time negative.Converter grid side power consumption is grid side power consumption and grid side generated energy
Difference.Grid side power consumption can calculate according to the line voltage of grid side and line current.Photovoltaic power generation quantity and
Photovoltaic comes in and goes out power can be according to the DC voltage of photovoltaic system side and the calculating of photovoltaic input current.Motor load
Power consumption and power converter output can be according to frequency converter output voltage and output Current calculations.
Wherein, as a example by converter power consumption, electric energy calculation is as follows:
The line voltage of the converter motor load side output obtained according to real-time sampling and line current, count in real time
Calculate its root-mean-square value U and I, when wherein I is positive number, represent electric energy input converter, when I is negative, generation
Table converter generates electricity, real-time input power P=1.732UI；
Every 10ms updates an input power, and the input electric energy of each 10ms is added up, and often adds up
1s, amounts to 100 electric energy sums；Electric energy W=P the most per second1t+P2t+…+P100T (wherein, PnRepresent n-th
Power during 10ms, t is 10ms)；
Every 1s, is added to the electric energy of this 1s in a day electricity, moon electricity, year electricity, total electricity, and renewal is deposited
Day electricity in storage module, moon electricity, year electricity, total electricity.In addition, its in predefined parameter
Remaining every data statistics can be obtained by same method.
Described memory module 300 calculates the data of gained for preserving described data processing module；Control system
Current total electricity, year electricity, moon electricity and day electricity can be read out from memorizer.
Based on technique scheme, the PV air-conditioner converter Power Controller that the embodiment of the present invention provides,
Compared to existing PV air-conditioner converter electric energy statistics and Managed Solution, reduce converter electric energy metrical
Cost, simplifies the external interface of frequency converter controller, it is achieved that the generating of PV air-conditioner converter and power consumption
The record of pattern pilot process amount, defines a set of unified electric energy statistics and management system.
A kind of number of a kind of PV air-conditioner converter Power Controller that Fig. 2 is provided by the embodiment of the present invention
According to processing module scheme schematic diagram, with reference to Fig. 2, described data processing module 200, may include that
Generating total price calculating sub module 210, is used for calculating generating total price in predetermined amount of time；Such as: user
Input electricity price and time period, then generating total price computing unit 210 can generate electricity the total in this period of date
Gauge calculates, and in conjunction with electricity price, calculates the total value of generating；
Converter efficiency calculation submodule 220, is used for calculating described PV air-conditioner converter in electricity consumption and generating
Efficiency under pattern；Such as: when time used for frequency converter, PV air-conditioner converter efficiency is power of motor/(light
Volt generated output+grid side input power), when converter generates electricity, PV air-conditioner converter efficiency is (electricity
Acc power+converter generated output)/photovoltaic generation power；
Amount of energy saving calculating sub module 230, for calculating the amount of energy saving of described PV air-conditioner converter；Such as:
Energy-conservation the integrating raising of photovoltaic system and converter efficiency brought can calculate converter phase
For the energy-conservation total amount of common air-conditioning converter, amount of energy saving can be converted to the amount of carbon dioxide reduced discharging, from
And calculate environmental benefit.
Optionally, the another kind of PV air-conditioner converter Power Controller that Fig. 3 is provided by the embodiment of the present invention
Design schematic diagram.With reference to Fig. 3, in this kind of specific embodiments, one provided by the present invention
PV air-conditioner converter Power Controller, it is also possible to including: control module 400；Described control module, uses
Intelligent management in electric energy.
The one of the another kind of PV air-conditioner converter Power Controller that Fig. 4 is provided by the embodiment of the present invention
Control module scheme schematic diagram, with reference to Fig. 4, described control module 400, may include that
Power converter output limiting unit 410, for limiting converter according to power converter output value
Rotating speed.For example, referring to Fig. 5, power converter output unrestricted model scheme schematic diagram, from memory module
Obtaining power converter output, when output exceedes predetermined threshold level persistently 1 minute, converter drops
The slow-speed of revolution runs, and enters output power limit pattern；When converter rotating speed is higher than host computer rotating speed, defeated
Go out power limit mode to release.Preferably, in output power limit pattern, it is judged that whether output
Higher than threshold value persistently 10s, the most then converter rotating speed reduction per second 10 turns；If it is not, then judge
Whether output is less than 99% and persistently 10s, the most then converter rotating speed increase per second 10 of threshold value
Turn；If it is not, then maintain this rotating speed, power converter output is made to control at 99% to the 100% of threshold value
Between.
Intelligent start/stop power model unit 420, under pure power generation mode, it is judged that photovoltaic input power is
No meet be turned on and off condition, according to judged result start and stop power model.When motor is inoperative, light
Volt air conditioning frequency converter is in pure power generation mode.For example, referring to Fig. 6, intelligent start/stop power model unit scheme
Schematic diagram, under pure power generation mode, when photovoltaic input power is less than 10kW persistently 3min, cuts out merit
Rate module；When photovoltaic input power is more than 15kW persistently 7min, open power model.
Night switch unit 430, is used for judging whether photovoltaic input power meets condition of working at night,
According to judging switching inter mode at night/day.For example, referring to Fig. 7, Night switch unit scheme is illustrated
Figure, the condition of working at night is that photovoltaic input power is less than 5kW, when photovoltaic input power is less than 5kW, for
Confirmation situation, can increase condition, as photovoltaic input power less than 5kW and persistently 3min time, converter enters
Enter Night；When photovoltaic input power is more than 5kW, photovoltaic frequency converter enters day inter mode.In the daytime
Under pattern, the variation of converter medium voltage is to follow the tracks of maximum photovoltaic power point；Under Night, frequency conversion
Medium voltage fixed by device.
Electric energy catch of exception unit 440, whether the power consumption in judging predetermined amount of time is beyond presetting
Limit value or lower limit, and abnormal electricity consumption situation is reported to the police.Such as, user can arrange daily power consumption
Or the moon power consumption upper limit, when power consumption exceedes the upper limit, converter can be reported to the police, and prompting checks to be used
Electrical anomaly situation.Optionally, system according to historical data, can also set the experience upper limit in every period
Value, such as the upper lower limit value of monthly motor, catches multiplexing electric abnormality automatically.Such as: set use on August 8
The electricity upper limit is 1500kWh, and photovoltaic power generation quantity lower limit is 500kWh, any when in this day the two data
During one superscalar data, converter can be reported to the police, and needs manual operation just can remove abnormal report after confirming
Alert.
Optionally, another PV air-conditioner converter Power Controller that Fig. 8 is provided by the embodiment of the present invention
Design schematic diagram.With reference to Fig. 8, in this kind of specific embodiments, one provided by the present invention
PV air-conditioner converter Power Controller, it is also possible to including: display 500.Embodiment of the present invention statistics light
Volt air conditioning frequency converter and grid side energy information, and statistical information is stored in a storage module, all of
Statistical result can be checked by display.Data in above-mentioned all embodiments can be checked by display.
Such as, display can show actual power consumption on August 8 and photovoltaic power generation quantity, and multiplexing electric abnormality
Data.
Optionally, another PV air-conditioner converter Power Controller that Fig. 9 is provided by the embodiment of the present invention
Design schematic diagram.With reference to Fig. 9, in this kind of specific embodiments, one provided by the present invention
PV air-conditioner converter Power Controller, it is also possible to including: human-computer interaction module 600.Pass through man-machine interaction
Interface can show the data messages such as the power in predefined parameter and electric energy in real time, or emptying all electricity
The order of energy statistical data is transferred to controller, wipes all electric energy statistics storage data, in order to again open
The statistics that begins energy data.Such as, user can wipe motor load year power consumption by human-computer interaction module,
To start the new statistics of Second Year.
Embodiments provide a kind of PV air-conditioner converter Power Controller, dropped by such scheme
The cost of low frequency inverter electric energy metrical, simplifies the external interface of frequency converter controller, and record PV air-conditioner becomes
Frequently device generating and power modes pilot process amount, form a set of unified electric energy statistics and management system.
A kind of PV air-conditioner converter electric energy control system provided the embodiment of the present invention below is situated between
Continuing, a kind of PV air-conditioner converter electric energy control system described below is empty with above-described a kind of photovoltaic
Tune converter Power Controller can be mutually to should refer to.
The scheme of a kind of PV air-conditioner converter electric energy control system that Figure 10 is provided by the embodiment of the present invention
Schematic diagram, this PV air-conditioner converter electric energy control system may include that PV air-conditioner converter 10, three
Cross streams electrical network 20, described PV air-conditioner converter Power Controller 30；Wherein, PV air-conditioner converter
May include that photovoltaic system 11, motor load 12.
PV air-conditioner converter Power Controller 30 is PV air-conditioner converter electric energy Commitment, Accounting and Management of Unit Supply device
Carrier, it carries above-mentioned sample circuit module, can gather PV air-conditioner converter 10 according to predetermined period
Interior photovoltaic system 11 side and motor load 12 side, and the signal of telecommunication of three-phase alternating current electrical network 20 side, above-mentioned number
Carry out the calculating of predefined parameter, and then statistics PV air-conditioner frequency conversion according to the data collected according to processing module
The energy information of device.
If described controller 20 also includes above-mentioned control module 400, then can realize PV air-conditioner converter
Intelligent management, limit including: power converter output, intelligent start/stop power model, Night is cut
Change, electric energy catch of exception.
If described controller 20 also includes aforementioned display device 500, then can show in memory module in real time is pre-
Determine the information of parameter, check all statistical result.
If described controller 20 also includes above-mentioned human-computer interaction module 600., operating display can be passed through,
Empty all electric energy statistical datas, restart to add up electric energy.
In description, each embodiment uses the mode gone forward one by one to describe, and what each embodiment stressed is
With the difference of other embodiments, between each embodiment, identical similar portion sees mutually.Right
For device disclosed in embodiment, owing to it corresponds to the method disclosed in Example, so describe
Fairly simple, relevant part sees method part and illustrates.
Professional further appreciates that, respectively shows in conjunction with what the embodiments described herein described
The unit of example and algorithm steps, it is possible to electronic hardware, computer software or the two be implemented in combination in,
In order to clearly demonstrate the interchangeability of hardware and software, the most general according to function
Describe composition and the step of each example.These functions perform with hardware or software mode actually,
Depend on application-specific and the design constraint of technical scheme.Professional and technical personnel can be to each specific
Should be used for use different methods to realize described function, but this realization is it is not considered that beyond this
The scope of invention.
The method described in conjunction with the embodiments described herein or the step of algorithm can directly use hardware,
The software module that processor performs, or the combination of the two implements.Software module can be placed in and deposit at random
Reservoir (RAM), internal memory, read only memory (ROM), electrically programmable ROM, electrically erasable ROM,
Other form any well known in depositor, hard disk, moveable magnetic disc, CD-ROM or technical field
Storage medium in.
Above a kind of PV air-conditioner converter Power Controller provided by the present invention and control system are carried out
It is discussed in detail.Principle and the embodiment of the present invention are set forth by specific case used herein,
The explanation of above example is only intended to help to understand method and the core concept thereof of the present invention.It should be pointed out that,
For those skilled in the art, under the premise without departing from the principles of the invention, also may be used
So that the present invention is carried out some improvement and modification, these improve and modify and also fall into the claims in the present invention
In protection domain.
Claims (10)
1. a PV air-conditioner converter Power Controller, it is characterised in that including: sample circuit module,
Data processing module, memory module；
Described sample circuit module, photovoltaic system in gather PV air-conditioner converter according to predetermined period
Side and motor load side, the signal of telecommunication of PV air-conditioner converter external power grid side；
Described data processing module, carries out pre-for the signal of telecommunication collected according to described sample circuit module
Determine the calculating of parameter；
Described memory module, calculates the data of gained for preserving described data processing module.
2. PV air-conditioner converter Power Controller as claimed in claim 1, it is characterised in that described
Data processing module, including: generating total price calculating sub module, converter efficiency calculation submodule, energy-conservation
Gauge operator module；
Described generating total price calculating sub module, is used for calculating generating total price in predetermined amount of time；
Described converter efficiency calculation submodule, is used for calculating described PV air-conditioner converter and in power consumption and sends out
Efficiency under power mode；
Described amount of energy saving calculating sub module, for calculating the amount of energy saving of described PV air-conditioner converter.
3. PV air-conditioner converter Power Controller as claimed in claim 1 or 2, it is characterised in that
Also include: control module；
Described control module includes: power converter output limiting unit, intelligent start/stop power model unit,
Night switch unit, electric energy catch of exception unit.
4. PV air-conditioner converter Power Controller as claimed in claim 3, it is characterised in that described
Power converter output limiting unit, for limiting converter rotating speed according to power converter output value.
5. PV air-conditioner converter Power Controller as claimed in claim 3, it is characterised in that described
Intelligent start/stop power model unit, under pure power generation mode, it is judged that whether photovoltaic input power meets
It is turned on and off condition, according to judged result start and stop power model.
6. PV air-conditioner converter Power Controller as claimed in claim 3, it is characterised in that described
Night switch unit, is used for judging whether photovoltaic input power meets condition of working at night, according to sentencing
Disconnected switching night/day inter mode.
7. PV air-conditioner converter Power Controller as claimed in claim 3, it is characterised in that described
Electric energy catch of exception unit, for judge power consumption in predetermined amount of time whether beyond preset upper limit value or
Lower limit, and abnormal electricity consumption situation is reported to the police.
8. PV air-conditioner converter Power Controller as claimed in claim 1, it is characterised in that also wrap
Include: display；
Described display, for showing the data in described memory module.
9. PV air-conditioner converter Power Controller as claimed in claim 1, it is characterised in that also wrap
Include: human-computer interaction module；
Described human-computer interaction module, for receiving the operational order that user triggers, and performs the action of correspondence.
10. a PV air-conditioner converter electric energy control system, it is characterised in that including: PV air-conditioner
Converter, three-phase alternating current electrical network；
Described PV air-conditioner converter, including: photovoltaic system, motor load；
Also include the PV air-conditioner converter Power Controller described in any one of claim 1 to 9.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106645937A (en) * | 2016-12-28 | 2017-05-10 | 珠海格力电器股份有限公司 | Electric quantity metering management system and electric quantity metering method |
| CN107355948A (en) * | 2017-07-19 | 2017-11-17 | 珠海格力电器股份有限公司 | Control method and device of photovoltaic air conditioner |
| CN109708252A (en) * | 2018-12-03 | 2019-05-03 | 珠海格力电器股份有限公司 | Energy-saving checking method and system for photovoltaic power generation equipment and photovoltaic power generation equipment |
| CN111049478A (en) * | 2019-12-18 | 2020-04-21 | 中石大蓝天(青岛)石油技术有限公司 | Multi-source mutual-feed wide-input frequency converter module |
| CN111847254A (en) * | 2020-08-21 | 2020-10-30 | 义乌恒邦建筑智能科技有限公司 | Power measurement and control method and system for multi-frequency-conversion operation electric energy of tower crane |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005236126A (en) * | 2004-02-20 | 2005-09-02 | Sanyo Electric Co Ltd | Solar power generating system and air conditioner |
| CN102901186A (en) * | 2011-07-29 | 2013-01-30 | 珠海格力电器股份有限公司 | control device, method and system of air conditioner |
| CN103178549A (en) * | 2013-04-21 | 2013-06-26 | 胥明军 | Control system and control method for photovoltaic auxiliary grid-connected power generation |
| CN103208837A (en) * | 2013-03-26 | 2013-07-17 | 武汉喻科电气有限公司 | Solar air conditioner and power supply method of same |
| CN104101057A (en) * | 2014-07-23 | 2014-10-15 | 珠海格力电器股份有限公司 | Control system and information processing method |
| CN104776536A (en) * | 2015-05-04 | 2015-07-15 | 珠海格力电器股份有限公司 | Photovoltaic air conditioning system |
-
2016
- 2016-05-13 CN CN201610317104.4A patent/CN105955116B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005236126A (en) * | 2004-02-20 | 2005-09-02 | Sanyo Electric Co Ltd | Solar power generating system and air conditioner |
| CN102901186A (en) * | 2011-07-29 | 2013-01-30 | 珠海格力电器股份有限公司 | control device, method and system of air conditioner |
| CN103208837A (en) * | 2013-03-26 | 2013-07-17 | 武汉喻科电气有限公司 | Solar air conditioner and power supply method of same |
| CN103178549A (en) * | 2013-04-21 | 2013-06-26 | 胥明军 | Control system and control method for photovoltaic auxiliary grid-connected power generation |
| CN104101057A (en) * | 2014-07-23 | 2014-10-15 | 珠海格力电器股份有限公司 | Control system and information processing method |
| CN104776536A (en) * | 2015-05-04 | 2015-07-15 | 珠海格力电器股份有限公司 | Photovoltaic air conditioning system |
Cited By (7)
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|---|---|---|---|---|
| CN106645937A (en) * | 2016-12-28 | 2017-05-10 | 珠海格力电器股份有限公司 | Electric quantity metering management system and electric quantity metering method |
| CN106645937B (en) * | 2016-12-28 | 2019-04-16 | 珠海格力电器股份有限公司 | Electric quantity metering management system and electric quantity metering method |
| CN107355948A (en) * | 2017-07-19 | 2017-11-17 | 珠海格力电器股份有限公司 | Control method and device of photovoltaic air conditioner |
| CN107355948B (en) * | 2017-07-19 | 2020-05-29 | 珠海格力电器股份有限公司 | Control method and device of photovoltaic air conditioner |
| CN109708252A (en) * | 2018-12-03 | 2019-05-03 | 珠海格力电器股份有限公司 | Energy-saving checking method and system for photovoltaic power generation equipment and photovoltaic power generation equipment |
| CN111049478A (en) * | 2019-12-18 | 2020-04-21 | 中石大蓝天(青岛)石油技术有限公司 | Multi-source mutual-feed wide-input frequency converter module |
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