CN109327165A - A kind of control system, method and Centralized Controller - Google Patents
A kind of control system, method and Centralized Controller Download PDFInfo
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- CN109327165A CN109327165A CN201811273494.5A CN201811273494A CN109327165A CN 109327165 A CN109327165 A CN 109327165A CN 201811273494 A CN201811273494 A CN 201811273494A CN 109327165 A CN109327165 A CN 109327165A
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- 238000004891 communication Methods 0.000 claims description 31
- 230000002452 interceptive effect Effects 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 239000003086 colorant Substances 0.000 claims description 4
- 239000006185 dispersion Substances 0.000 abstract description 5
- 238000007726 management method Methods 0.000 description 12
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- 238000010586 diagram Methods 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000004973 liquid crystal related substance Substances 0.000 description 3
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- 235000013399 edible fruits Nutrition 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P5/00—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors
- H02P5/74—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors controlling two or more ac dynamo-electric motors
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Abstract
The present invention relates to a kind of control system, method and Centralized Controller, which includes: a Centralized Controller, for generating and sending control instruction；Multiple frequency converters are connect with the Centralized Controller, are controlled for receiving the control instruction, and according to the control instruction motor.Technical solution provided by the invention, by the way that multiple frequency converters are connected with a Centralized Controller, realize that a Centralized Controller to the centralized control of multiple frequency converters, simplifies user's operation, it is managed concentratedly convenient for multiple frequency converters of the user to dispersion, improves the efficiency of management and user experience.
Description
Technical field
The present invention relates to field of intelligent control technology, and in particular to a kind of control system, method and Centralized Controller.
Background technique
Frequency converter is to be handed over using converter technique and microelectric technique by changing motor frequency mode of working power supply to control
The electric control appliance of galvanic electricity motivation.IGBT cut-offs to adjust the voltage of out-put supply and frequency frequency converter close to the inner portion, according to
The actual needs of motor provides its required supply voltage, and then achievees the purpose that energy conservation, speed regulation.
The speed regulating control of assembly line generally uses frequency converter timing at present, and frequency converter is mounted in power control cabinet, practical operation
When adjusted the speed by the operation panel of frequency converter, the disadvantages of this method is: every frequency converter is all individually to control, for stream
More frequency converters on waterline, administrative staff need to operate on the operation panel of multiple frequency converters to be repeatedly just able to achieve to each
The control of frequency converter, in addition, needing to open automatically controlled when administrative staff want to understand the working condition of each frequency converter on assembly line
Cabinet is checked respectively, cumbersome, and the efficiency of management is low, and user experience is not high.
Summary of the invention
To be overcome the problems, such as present in the relevant technologies at least to a certain extent, the present invention provides a kind of control system, side
Method and Centralized Controller, to solve in the prior art due to cannot be to multiple frequency converter centralized controls, the caused efficiency of management is low
Under problem.
According to a first aspect of the embodiments of the present invention, a kind of control system is provided, comprising:
One Centralized Controller, for generating and sending control instruction；
Multiple frequency converters are connect with the Centralized Controller, for receiving the control instruction, and according to the control
Instruction controls motor.
Preferably, pass through MODBUS communications protocol connection between the Centralized Controller and the frequency converter.
Preferably, the Centralized Controller, comprising:
Interactive module, for receiving the information of user's input；
Processor, for generating control instruction according to the information；
Communication module, for sending the control instruction.
Preferably, the interactive module is also used to:
Show the content that can be operated, to user so that the content that can be operated described in user's correspondence inputs information.
Preferably, the interactive module is touch screen.
Preferably, the content that can be operated are as follows: setpoint frequency is transported with controlling the frequency converter with the setpoint frequency
Row.
According to a second aspect of the embodiments of the present invention, a kind of control method is provided, comprising:
In multiple frequency converters that can be controlled, the frequency converter currently controlled is determined；
Receive the given frequency of user's input；
According to the given frequency, the frequency converter is controlled.
Preferably, the frequency converter that the determination is currently controlled, comprising:
The selected frequency converter of user is determined depending on the user's operation, and the selected frequency converter of user is determined as currently quilt
The frequency converter of control.
It is preferably, described to determine the selected frequency converter of user depending on the user's operation, comprising:
The input window of the given frequency of the frequency converter is shown to user, wherein the given frequency of different frequency converters
Input window is different；
User is inputted into frequency converter corresponding to the input window of given frequency and is determined as the selected frequency converter of user.
Preferably, described according to the given frequency, control the frequency converter, comprising:
According to the given frequency that user inputs in the input window, controls corresponding frequency converter and transported with the setpoint frequency
Row.
Preferably, the method, further includes:
Receive the operating parameter of the frequency converter feedback；
Show the operating parameter.
Preferably, the operating parameter, including at least one in following item:
Actual frequency, electric current, voltage.
Preferably, the display operating parameter, comprising:
With tabular form, the operating parameter is shown.
Preferably, the method, further includes:
The communication state of display and the frequency converter.
Preferably, the communication state of the display and the frequency converter, comprising:
In different colors, the communication state with the frequency converter is shown.
According to a third aspect of the embodiments of the present invention, a kind of Centralized Controller is provided, comprising:
Determination unit, for determining the frequency converter currently controlled in multiple frequency converters that can be controlled；
Receiving unit, for receiving the given frequency of user's input；
Control unit, for controlling the frequency converter according to the given frequency.
The technical solution that the embodiment of the present invention provides can include the following benefits:
By the way that multiple frequency converters are connected with a Centralized Controller, realize a Centralized Controller to multiple frequency converters
Centralized control simplifies user's operation, manages concentratedly convenient for multiple frequency converters of the user to dispersion, improves the efficiency of management
And user experience.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not
It can the limitation present invention.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows and meets implementation of the invention
Example, and be used to explain the principle of the present invention together with specification.
Fig. 1 is a kind of schematic block diagram of control system shown according to an exemplary embodiment；
Fig. 2 is a kind of schematic block diagram of Centralized Controller shown according to an exemplary embodiment；
Fig. 3 is a kind of flow chart of control method shown according to an exemplary embodiment；
Fig. 4 is a kind of schematic block diagram of the Centralized Controller shown according to another exemplary embodiment.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistented with the present invention.On the contrary, they be only with it is such as appended
The example of device and method being described in detail in claims, some aspects of the invention are consistent.
Fig. 1 is a kind of schematic block diagram of control system shown according to an exemplary embodiment, as shown in Figure 1, the system
Include:
One Centralized Controller 100, for generating and sending control instruction；
Multiple frequency converters 200 are connect with the Centralized Controller 100, for receiving the control instruction, and according to institute
Control instruction is stated to control motor 300.
It should be noted that described, the meaning of " plurality " is refer at least two.
The multiple frequency converter can be located on same assembly line, can also be located on different assembly lines, and be located at same
In area of space.Which frequency converter centralized control implement body controls, and user, which can according to need, carries out electrical connection setting.
It is understood that technical solution provided in this embodiment, by by multiple frequency converters and a Centralized Controller
It is connected, realizes that a Centralized Controller to the centralized control of multiple frequency converters, simplifies user's operation, convenient for user to dispersion
Multiple frequency converters are managed concentratedly, and the efficiency of management and user experience are improved.
Preferably, connected between the Centralized Controller 100 and the frequency converter 200 by MODBUS communications protocol route
It connects.
MODBUS communications protocol is communications protocol general disclosed in one kind, and all equipment for supporting the agreement can be achieved
The exchange of internal data.Only one Centralized Controller of MODBUS network, all communications are all issued by it, using this system,
Each frequency converter can exchange the control task that information executes itself without influencing each frequency converter with Centralized Controller.
Referring to fig. 2, it is preferable that the Centralized Controller 100, comprising:
Interactive module 101, for receiving the information of user's input；
Processor 102, for generating control instruction according to the information；
Communication module 103, for sending the control instruction.
Preferably, the interactive module 101 is touch screen.
It is understood that frequency converter in the prior art, is all that a frequency converter is equipped with an operation panel, operating surface
Plate is equipped with button and liquid crystal display, and user is shown by button input control information by liquid crystal display, by
It is more in operation button on operation panel, and liquid crystal display screen dimensions are limited, display content is not intuitive, so for layman
For, it can not necessarily operate, user experience is low.So the present embodiment uses the Centralized Controller with touch screen to multiple
Frequency converter carries out centralized control and controls the centralized displaying of information, and convenient for the user to operate, user experience is good, and the efficiency of management is high.
Preferably, the interactive module 101 is also used to:
Show the content that can be operated, to user so that the content that can be operated described in user's correspondence inputs information.
Preferably, the content that can be operated are as follows: setpoint frequency is transported with controlling the frequency converter with the setpoint frequency
Row.
Preferably, the interactive module 101 can also show the operating parameter of each frequency converter to user, for example, practical frequency
Rate, electric current, voltage.
Preferably, the interactive module 101 can also be shown to user with the communication state of the frequency converter, for example, with
Green indicates normal with the inverter communication, indicates to interrupt with the inverter communication with red.
It is understood that interactive module to user can operation content, transducer operational parameter, and the communication shape with frequency conversion
The display of state, convenient for user to multiple frequency converter centralized managements, further the user experience is improved, and user satisfaction is high.
Fig. 2 is a kind of flow chart of control method shown according to an exemplary embodiment, as shown in Fig. 2, this method packet
It includes:
Step S11, in multiple frequency converters that can be controlled, the frequency converter currently controlled is determined；
Step S12, the given frequency of user's input is received；
Step S13, according to the given frequency, the frequency converter is controlled.
It should be noted that described, the meaning of " plurality " is refer at least two.
The multiple frequency converter can be located on same assembly line, can also be located on different assembly lines, and be located at same
In area of space.Which frequency converter centralized control implement body controls, and user, which can according to need, carries out electrical connection setting.
It is understood that technical solution provided in this embodiment, by by multiple frequency converters and a Centralized Controller
It is connected, realizes that a Centralized Controller to the centralized control of multiple frequency converters, simplifies user's operation, convenient for user to dispersion
Multiple frequency converters are managed concentratedly, and the efficiency of management and user experience are improved.
Preferably, the frequency converter that the determination is currently controlled, comprising:
The selected frequency converter of user is determined depending on the user's operation, and the selected frequency converter of user is determined as currently quilt
The frequency converter of control.
It is preferably, described to determine the selected frequency converter of user depending on the user's operation, comprising:
The input window of the given frequency of the frequency converter is shown to user, wherein the given frequency of different frequency converters
Input window is different；
User is inputted into frequency converter corresponding to the input window of given frequency and is determined as the selected frequency converter of user.
For example, user has input given frequency in the input window of No. 1 frequency converter, then assert the frequency converter that user selects for
No. 1 frequency converter；User has input given frequency in the input window of No. 1 frequency converter and No. 2 frequency converters, then assert user's selection
Frequency converter is No. 1 and No. 2 frequency converters.
It is understood that this control method provided in this embodiment, easy to operate, convenient for management, deployment is implemented to hold
Easily, user experience is high.
Preferably, described according to the given frequency, control the frequency converter, comprising:
According to the given frequency that user inputs in the input window, controls corresponding frequency converter and transported with the setpoint frequency
Row.
Preferably, the method, further includes:
Receive the operating parameter of the frequency converter feedback；
Show the operating parameter.
Preferably, the operating parameter, including at least one in following item:
Actual frequency, electric current, voltage.
Preferably, the display operating parameter, comprising:
With tabular form, the operating parameter is shown.
It is understood that the operating parameter can be shown in the setting of corresponding frequency converter in the form of a list
The lower section of the input window of frequency, for example, the lower section of the input window of the setpoint frequency of No. 1 frequency converter, successively shows: practical frequency
Rate, electric current, power supply.It is understood that being particularly shown form and display order can need to be configured according to user.
Preferably, the method, further includes:
The communication state of display and the frequency converter.
Preferably, the communication state of the display and the frequency converter, comprising:
In different colors, the communication state with the frequency converter is shown.
For example, indicating normal with the inverter communication with green, indicate to interrupt with the inverter communication with red.
It is understood that transducer operational parameter, and the display with the communication state of frequency conversion, convenient for user to multiple
Frequency converter centralized management, further the user experience is improved, and user satisfaction is high.
Fig. 3 is a kind of schematic block diagram of Centralized Controller 100 shown according to an exemplary embodiment, as shown in figure 3, should
Centralized Controller 100 includes:
Determination unit 101, for determining the frequency converter currently controlled in multiple frequency converters that can be controlled；
Receiving unit 102, for receiving the given frequency of user's input；
Control unit 103, for controlling the frequency converter according to the given frequency.
It should be noted that described, the meaning of " plurality " is refer at least two.
The multiple frequency converter can be located on same assembly line, can also be located on different assembly lines, and be located at same
In area of space.Which frequency converter centralized control implement body controls, and user, which can according to need, carries out electrical connection setting.
It is understood that technical solution provided in this embodiment, by by multiple frequency converters and a Centralized Controller
It is connected, realizes that a Centralized Controller to the centralized control of multiple frequency converters, simplifies user's operation, convenient for user to dispersion
Multiple frequency converters are managed concentratedly, and the efficiency of management and user experience are improved.
Preferably, the frequency converter that the determination is currently controlled, comprising:
The selected frequency converter of user is determined depending on the user's operation, and the selected frequency converter of user is determined as currently quilt
The frequency converter of control.
It is preferably, described to determine the selected frequency converter of user depending on the user's operation, comprising:
The input window of the given frequency of the frequency converter is shown to user, wherein the given frequency of different frequency converters
Input window is different；
User is inputted into frequency converter corresponding to the input window of given frequency and is determined as the selected frequency converter of user.
For example, user has input given frequency in the input window of No. 1 frequency converter, then assert the frequency converter that user selects for
No. 1 frequency converter；User has input given frequency in the input window of No. 1 frequency converter and No. 2 frequency converters, then assert user's selection
Frequency converter is No. 1 and No. 2 frequency converters.
It is understood that this control method provided in this embodiment, easy to operate, convenient for management, deployment is implemented to hold
Easily, user experience is high.
Preferably, described control unit 103 are specifically used for:
According to the given frequency that user inputs in the input window, controls corresponding frequency converter and transported with the setpoint frequency
Row.
Preferably, the Centralized Controller 100, is also used to:
Receive the operating parameter of the frequency converter feedback；
Show the operating parameter.
Preferably, the operating parameter, including at least one in following item:
Actual frequency, electric current, voltage.
Preferably, the display operating parameter, comprising:
With tabular form, the operating parameter is shown.
It is understood that the operating parameter can be shown in the setting of corresponding frequency converter in the form of a list
The lower section of the input window of frequency, for example, the lower section of the input window of the setpoint frequency of No. 1 frequency converter, successively shows: practical frequency
Rate, electric current, power supply.It is understood that being particularly shown form and display order can need to be configured according to user.
Preferably, the Centralized Controller 100, is also used to:
The communication state of display and the frequency converter.
Preferably, the communication state of the display and the frequency converter, comprising:
In different colors, the communication state with the frequency converter is shown.
For example, indicating normal with the inverter communication with green, indicate to interrupt with the inverter communication with red.
It is understood that transducer operational parameter, and the display with the communication state of frequency conversion, convenient for user to multiple
Frequency converter centralized management, further the user experience is improved, and user satisfaction is high.
It should be noted that in the description of the present invention, term " first ", " second " etc. are used for description purposes only, without
It can be interpreted as indication or suggestion relative importance.In addition, in the description of the present invention, unless otherwise indicated, the meaning of " multiple "
Refer at least two.
Any process described otherwise above or method description are construed as in flow chart or herein, and expression includes
It is one or more for realizing specific logical function or process the step of executable instruction code module, segment or portion
Point, and the range of the preferred embodiment of the present invention includes other realization, wherein can not press shown or discussed suitable
Sequence, including according to related function by it is basic simultaneously in the way of or in the opposite order, to execute function, this should be of the invention
Embodiment person of ordinary skill in the field understood.
It should be appreciated that each section of the invention can be realized with hardware, software, firmware or their combination.Above-mentioned
In embodiment, software that multiple steps or method can be executed in memory and by suitable instruction execution system with storage
Or firmware is realized.It, and in another embodiment, can be under well known in the art for example, if realized with hardware
Any one of column technology or their combination are realized: having a logic gates for realizing logic function to data-signal
Discrete logic, with suitable combinational logic gate circuit specific integrated circuit, programmable gate array (PGA), scene
Programmable gate array (FPGA) etc..
Those skilled in the art are understood that realize all or part of step that above-described embodiment method carries
It suddenly is that relevant hardware can be instructed to complete by program, the program can store in a kind of computer-readable storage medium
In matter, which when being executed, includes the steps that one or a combination set of embodiment of the method.
It, can also be in addition, each functional unit in each embodiment of the present invention can integrate in a processing module
It is that each unit physically exists alone, can also be integrated in two or more units in a module.Above-mentioned integrated mould
Block both can take the form of hardware realization, can also be realized in the form of software function module.The integrated module is such as
Fruit is realized and when sold or used as an independent product in the form of software function module, also can store in a computer
In read/write memory medium.
Storage medium mentioned above can be read-only memory, disk or CD etc..
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
Centainly refer to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
One or more embodiment or examples in can be combined in any suitable manner.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (16)
1. a kind of control system characterized by comprising
One Centralized Controller, for generating and sending control instruction；
Multiple frequency converters are connect with the Centralized Controller, for receiving the control instruction, and according to the control instruction
Motor is controlled.
2. system according to claim 1, which is characterized in that
Pass through MODBUS communications protocol connection between the Centralized Controller and the frequency converter.
3. system according to claim 1, which is characterized in that the Centralized Controller, comprising:
Interactive module, for receiving the information of user's input；
Processor, for generating control instruction according to the information；
Communication module, for sending the control instruction.
4. system according to claim 3, which is characterized in that the interactive module is also used to:
Show the content that can be operated, to user so that the content that can be operated described in user's correspondence inputs information.
5. system according to claim 4, which is characterized in that
The interactive module is touch screen.
6. system according to claim 4, which is characterized in that
The content that can be operated are as follows: setpoint frequency is run with controlling the frequency converter with the setpoint frequency.
7. a kind of control method characterized by comprising
In multiple frequency converters that can be controlled, the frequency converter currently controlled is determined；
Receive the given frequency of user's input；
According to the given frequency, the frequency converter is controlled.
8. the method according to the description of claim 7 is characterized in that the frequency converter that the determination is currently controlled, comprising:
The selected frequency converter of user is determined depending on the user's operation, and the selected frequency converter of user is determined as currently being controlled
Frequency converter.
9. according to the method described in claim 8, it is characterized in that, described determine the selected change of user depending on the user's operation
Frequency device, comprising:
The input window of the given frequency of the frequency converter is shown to user, wherein the input of the given frequency of different frequency converters
Window is different；
User is inputted into frequency converter corresponding to the input window of given frequency and is determined as the selected frequency converter of user.
10. according to the method described in claim 9, controlling the frequency conversion it is characterized in that, described according to the given frequency
Device, comprising:
According to the given frequency that user inputs in the input window, controls corresponding frequency converter and run with the setpoint frequency.
11. according to the described in any item methods of claim 7~10, which is characterized in that further include:
Receive the operating parameter of the frequency converter feedback；
Show the operating parameter.
12. according to the method for claim 11, which is characterized in that the operating parameter, including at least one in following item
:
Actual frequency, electric current, voltage.
13. according to the method for claim 11, which is characterized in that the display operating parameter, comprising:
With tabular form, the operating parameter is shown.
14. according to the method for claim 11, which is characterized in that further include:
The communication state of display and the frequency converter.
15. according to the method for claim 14, which is characterized in that the communication state of the display and the frequency converter, packet
It includes:
In different colors, the communication state with the frequency converter is shown.
16. a kind of Centralized Controller characterized by comprising
Determination unit, for determining the frequency converter currently controlled in multiple frequency converters that can be controlled；
Receiving unit, for receiving the given frequency of user's input；
Control unit, for controlling the frequency converter according to the given frequency.
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| CN111118823A (en) * | 2019-12-27 | 2020-05-08 | 无锡飞翎电子有限公司 | Washing machine and control device thereof |
| CN112162488A (en) * | 2020-09-15 | 2021-01-01 | 无锡飞翎电子有限公司 | Control method and device, variable-frequency household appliance and storage medium |
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| CN209375504U (en) * | 2018-10-30 | 2019-09-10 | 格力电器（武汉）有限公司 | A kind of control system |
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| CN111076387B (en) * | 2019-12-05 | 2020-12-22 | 珠海格力电器股份有限公司 | Variable-frequency centrifugal unit, control method thereof, storage medium and air conditioner |
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| CN111118823B (en) * | 2019-12-27 | 2022-08-02 | 无锡飞翎电子有限公司 | Washing machine and control device thereof |
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