CN109672394B - IO fault delay processing device of motor control system - Google Patents
IO fault delay processing device of motor control system Download PDFInfo
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- CN109672394B CN109672394B CN201910043678.0A CN201910043678A CN109672394B CN 109672394 B CN109672394 B CN 109672394B CN 201910043678 A CN201910043678 A CN 201910043678A CN 109672394 B CN109672394 B CN 109672394B
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- motor
- power transmission
- motor control
- control cabinet
- transmission signal
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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
- H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
- H02P29/02—Providing protection against overload without automatic interruption of supply
- H02P29/024—Detecting a fault condition, e.g. short circuit, locked rotor, open circuit or loss of load
- H02P29/028—Detecting a fault condition, e.g. short circuit, locked rotor, open circuit or loss of load the motor continuing operation despite the fault condition, e.g. eliminating, compensating for or remedying the fault
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- Control Of Electric Motors In General (AREA)
Abstract
The application provides a motor control system IO trouble processing apparatus that delays, the device includes: the control cabinet power transmission signal interface is used for acquiring a power transmission signal of the motor control cabinet; the motor operation signal interface is used for acquiring a motor operation signal; the motor current signal interface is used for acquiring the current value of the motor current; the processor is used for processing the power transmission signal of the motor control cabinet according to the power transmission signal, the motor operation signal and the current value to obtain a new power transmission signal of the motor control cabinet; and the control cabinet power transmission signal output interface is used for outputting the new motor control cabinet power transmission signal. By utilizing the embodiments of the application, unnecessary jumping-stop of the motor can be avoided, so that the continuous operation time of the motor is improved.
Description
Technical Field
The application relates to the technical field of automatic control, in particular to an IO (input/output) fault delay processing device of a motor control system.
Background
In the field of industrial automation control, a DCS system is a common automation control system, and a motor is a common controlled device.
In the prior art, the normal operation of the motor adopting the DCS system needs to have the following two conditions: the preparation signal of the power transmission of the motor control cabinet is continuously normal, and the operation signal of the suction of the contactor of the main loop of the motor is continuously normal. In the normal operation of the motor, if a power transmission signal or a motor operation signal of the motor control cabinet is lost instantly, the motor can jump and stop immediately, even if the signal is lost for a short time and then returns to normal, the motor can jump and stop immediately, so that the production can not be carried out continuously, the production efficiency is reduced, and the production progress is influenced.
The prior art at least has the following technical problems: even if the signal loss time is short and then the normal state is recovered, the motor can be immediately stopped, so that the production can not be continuously carried out, the production efficiency is reduced, and the production progress is influenced.
Disclosure of Invention
The embodiment of the application aims to provide an IO (input/output) fault delay processing device for a motor control system, so that unnecessary tripping of a motor is avoided, the continuous operation time of the motor is improved, and unnecessary reduction of the production progress is avoided.
The embodiment of the application provides a motor control system IO fault delay processing device, which is realized as follows:
an IO fault delay processing device of a motor control system, the device comprises:
the control cabinet power transmission signal interface is used for acquiring a power transmission signal of the motor control cabinet;
the motor operation signal interface is used for acquiring a motor operation signal;
the motor current signal interface is used for acquiring the current value of the motor current;
the processor is used for processing the power transmission signal of the motor control cabinet according to the power transmission signal, the motor operation signal and the current value to obtain a new power transmission signal of the motor control cabinet;
and the control cabinet power transmission signal output interface is used for outputting the new motor control cabinet power transmission signal.
In a preferred embodiment, the apparatus further comprises:
a motor operation signal output interface;
the processor is also used for processing the motor operation signal according to the motor operation signal and the current value to obtain a new output motor operation signal;
and the motor operation signal output interface is used for outputting the new motor operation signal.
In a preferred embodiment, the processing the power transmission signal of the motor control cabinet to obtain a new power transmission signal of the motor control cabinet includes:
if the power transmission signal of the motor control cabinet is lost and the motor operation signal is true, the obtained power transmission signal of the new motor control cabinet is true;
and if the power transmission signal of the motor control cabinet is lost and the current value is greater than or equal to 3A, the obtained power transmission signal of the new motor control cabinet is true.
In a preferred embodiment, the processing the motor operation signal to obtain a new output motor operation signal includes:
if the motor operation signal is lost and the current value is greater than or equal to 3A, the obtained new motor operation signal is true.
In a preferred embodiment, the control cabinet power transmission signal output interface is in signal connection with the motor control system and serves as an input end of a control cabinet power transmission signal of the motor control system.
In a preferred embodiment, the motor operation signal output interface is in signal connection with the motor control system, and serves as an input end of a motor operation signal of the motor control system, and the motor control system controls the operation or stop of the motor according to the new motor control cabinet power transmission signal and the new motor operation signal input by the input end.
In a preferred embodiment, if the new motor control cabinet power transmission signal is true and the new motor operation signal is true, the motor control system controls the motor to continue to operate.
By utilizing the IO fault delay processing device of the motor control system, other judgment conditions can be introduced when a power transmission signal or a motor operation signal of the motor control cabinet is lost instantly, comprehensive judgment is carried out according to the fault condition, and unnecessary tripping conditions are eliminated. Therefore, unnecessary jumping and stopping of the motor are avoided, the continuous operation time of the motor is improved, the production efficiency is further improved, and the reduction of the production progress is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without any creative effort.
Fig. 1 is a schematic block structure diagram of an IO fault delay processing apparatus of a motor control system according to an embodiment of the present application.
Detailed Description
The embodiment of the application provides a motor control system IO fault delay processing device.
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Fig. 1 is a block diagram of an IO fault delay processing apparatus of a motor control system according to the present application. While the present application provides apparatus structures as shown in the following examples or figures, more or fewer modular units may be included in the methods or apparatus based on conventional or non-inventive efforts. In a structure in which a necessary cause and effect relationship does not logically exist, the execution order of the steps or the block structure of the apparatus is not limited to the block structure shown in the embodiment or the drawings of the present application.
Specifically, as shown in fig. 1, an embodiment of an IO failure delay processing apparatus of a motor control system provided in the present application may include:
a control cabinet power transmission signal interface 101 for acquiring a power transmission signal of the motor control cabinet;
a motor operation signal interface 102 for acquiring a motor operation signal;
a motor current signal interface 103, configured to obtain a current value of the motor current;
the processor 104 is configured to process the power transmission signal of the motor control cabinet according to the power transmission signal, the motor operation signal and the current value to obtain a new power transmission signal of the motor control cabinet;
and the control cabinet power transmission signal output interface 105 is used for outputting the new motor control cabinet power transmission signal.
In this example, the processing the motor control cabinet power transmission signal to obtain a new motor control cabinet power transmission signal may include:
if the power transmission signal of the motor control cabinet is lost and the motor operation signal is true, the obtained power transmission signal of the new motor control cabinet is true;
and if the power transmission signal of the motor control cabinet is lost and the current value is greater than or equal to 3A, the obtained power transmission signal of the new motor control cabinet is true.
In this example, the apparatus may further include:
a motor operation signal output interface 106;
the processor 104 is further configured to process the motor operation signal according to the motor operation signal and the current value to obtain a new motor operation signal;
the motor operation signal output interface 106 is configured to output the new motor operation signal.
In this example, the processing the motor operation signal to obtain a new output motor operation signal may include:
if the motor operation signal is lost and the current value is greater than or equal to 3A, the obtained new motor operation signal is true.
In this example, the control cabinet power transmission signal output interface 105 is in signal connection with the motor control system and serves as an input end of a control cabinet power transmission signal of the motor control system. And the new motor control cabinet power transmission signal input by the input end is used as a motor control cabinet power transmission signal of the motor control system. And the new motor operation signal input by the input end is used as a motor operation signal of the motor control system.
In this example, the motor operation signal output interface 106 is in signal connection with the motor control system, and serves as an input end of a motor operation signal of the motor control system, and the motor control system controls the operation or stop of the motor according to the new motor control cabinet power transmission signal and the new motor operation signal input by the input end.
In this example, if the new motor control cabinet power transmission signal is true and the new motor operation signal is true, the motor control system controls the motor to continue to operate.
In this example, the new power transmission signal of the motor control cabinet is true, and the motor control system considers that the power transmission signal of the motor control cabinet is normal and is not lost. The new motor operation signal is true, and the motor control system considers that the motor operation signal is normal and is not lost. And if the new motor control cabinet power transmission signal and the new motor operation signal are true, the motor control system controls the motor to continuously operate if the motor control cabinet power transmission signal and the motor operation signal are normal and not lost.
By using the implementation mode of the IO fault delay processing device of the motor control system provided by the above embodiment, when a power transmission signal or a motor operation signal of the motor control cabinet is lost instantaneously, other determination conditions can be introduced, comprehensive determination can be performed according to a fault condition, and unnecessary trip and stop conditions can be eliminated. Therefore, unnecessary jumping and stopping of the motor are avoided, the continuous operation time of the motor is improved, the production efficiency is further improved, and the reduction of the production progress is avoided.
The devices or modules and the like explained in the above embodiments may be specifically implemented by a computer chip or an entity, or implemented by a product with certain functions. For convenience of description, the above devices are described as being divided into various modules by functions, and are described separately. Of course, in implementing the present application, the functions of each module may be implemented in one or more pieces of software and/or hardware, or a module that implements the same function may be implemented by a combination of a plurality of sub-modules, and the like. The above-described apparatus embodiments are merely illustrative, and for example, the division of the modules is merely a logical division, and other divisions may be realized in practice, for example, a plurality of modules or components may be combined or integrated into another system, or some features may be omitted, or not executed.
The application may be described in the general context of computer-executable instructions, such as program modules, being executed by a computer. Generally, program modules include routines, programs, objects, components, data structures, classes, etc. that perform particular tasks or implement particular abstract data types. The application may also be practiced in distributed computing environments where tasks are performed by remote processing devices that are linked through a communications network. In a distributed computing environment, program modules may be located in both local and remote computer storage media including memory storage devices.
From the above description of the embodiments, it is clear to those skilled in the art that the present application can be implemented by software plus necessary general hardware platform. Based on such understanding, the technical solutions of the present application may be embodied in the form of a software product, which may be stored in a storage medium, such as a ROM/RAM, a magnetic disk, an optical disk, or the like, and includes several instructions for enabling a computer device (which may be a personal computer, a mobile terminal, a server, or a network device) to execute the method according to the embodiments or some parts of the embodiments of the present application.
The embodiments in the present specification are described in a progressive manner, and the same or similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. The application is operational with numerous general purpose or special purpose computing system environments or configurations. For example: personal computers, server computers, hand-held or portable devices, tablet-type devices, multiprocessor systems, microprocessor-based systems, set top boxes, programmable electronic devices, network PCs, minicomputers, mainframe computers, distributed computing environments that include any of the above systems or devices, and the like.
While the present application has been described with examples, those of ordinary skill in the art will appreciate that there are numerous variations and permutations of the present application without departing from the spirit of the application, and it is intended that the appended claims encompass such variations and permutations without departing from the spirit of the application.
Claims (6)
1. An IO fault delay processing device of a motor control system, which is characterized by comprising:
the control cabinet power transmission signal interface is used for acquiring a power transmission signal of the motor control cabinet;
the motor operation signal interface is used for acquiring a motor operation signal;
the motor current signal interface is used for acquiring the current value of the motor current;
the processor is used for processing the power transmission signal of the motor control cabinet according to the power transmission signal, the motor operation signal and the current value to obtain a new power transmission signal of the motor control cabinet,
if the power transmission signal of the motor control cabinet is lost and the motor operation signal is true, the obtained power transmission signal of the new motor control cabinet is true;
if the power transmission signal of the motor control cabinet is lost and the current value is greater than or equal to 3A, the obtained power transmission signal of the new motor control cabinet is true;
and the control cabinet power transmission signal output interface is used for outputting the new motor control cabinet power transmission signal.
2. The IO failure delay processing apparatus of claim 1, wherein the apparatus further comprises:
a motor operation signal output interface;
the processor is also used for processing the motor operation signal according to the motor operation signal and the current value to obtain a new output motor operation signal;
and the motor operation signal output interface is used for outputting the new motor operation signal.
3. The IO fault delay processing apparatus of claim 2, wherein the processing the motor operation signal to obtain a new output motor operation signal includes:
if the motor operation signal is lost and the current value is greater than or equal to 3A, the obtained new motor operation signal is true.
4. The motor control system IO fault delay processing apparatus of claim 1, wherein the control cabinet power transmission signal output interface is in signal connection with the motor control system phase signal, and is used as an input end of a control cabinet power transmission signal of the motor control system.
5. The IO fault delay processing apparatus of claim 2, wherein the motor operation signal output interface is in signal connection with the motor control system, and serves as an input terminal of a motor operation signal of the motor control system, and the motor control system controls the operation or stop of the motor according to the new motor control cabinet power transmission signal and the new motor operation signal input by the input terminal.
6. The IO fault delay processing device of claim 4, wherein if the new power transmission signal of the motor control cabinet is true and the new operation signal of the motor is true, the motor control system controls the motor to continue to operate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910043678.0A CN109672394B (en) | 2019-01-17 | 2019-01-17 | IO fault delay processing device of motor control system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910043678.0A CN109672394B (en) | 2019-01-17 | 2019-01-17 | IO fault delay processing device of motor control system |
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| Publication Number | Publication Date |
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| CN109672394A CN109672394A (en) | 2019-04-23 |
| CN109672394B true CN109672394B (en) | 2021-11-02 |
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Citations (6)
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| CN102340127A (en) * | 2011-08-25 | 2012-02-01 | 大连美恒时代科技有限公司 | Digitalized comprehensive motor protector |
| CN203084881U (en) * | 2013-02-05 | 2013-07-24 | 大连宝士达电源股份有限公司 | EPS fault alarm time delay control system |
| CN203086114U (en) * | 2013-02-05 | 2013-07-24 | 郑州沃特电子科技有限公司 | Anti-interference electricity control device of high-voltage frequency converter |
| CN203660509U (en) * | 2013-09-22 | 2014-06-18 | 崔炳辉 | Motor control apparatus and switch having same |
| CN106208884A (en) * | 2016-08-31 | 2016-12-07 | 南京康尼电子科技有限公司 | A kind of torque security turning off system for servo-driver and method |
| WO2017053331A1 (en) * | 2015-09-22 | 2017-03-30 | Schlumberger Technology Corporation | Fault tolerant inverter or controlled rectifier system |
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2019
- 2019-01-17 CN CN201910043678.0A patent/CN109672394B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102340127A (en) * | 2011-08-25 | 2012-02-01 | 大连美恒时代科技有限公司 | Digitalized comprehensive motor protector |
| CN203084881U (en) * | 2013-02-05 | 2013-07-24 | 大连宝士达电源股份有限公司 | EPS fault alarm time delay control system |
| CN203086114U (en) * | 2013-02-05 | 2013-07-24 | 郑州沃特电子科技有限公司 | Anti-interference electricity control device of high-voltage frequency converter |
| CN203660509U (en) * | 2013-09-22 | 2014-06-18 | 崔炳辉 | Motor control apparatus and switch having same |
| WO2017053331A1 (en) * | 2015-09-22 | 2017-03-30 | Schlumberger Technology Corporation | Fault tolerant inverter or controlled rectifier system |
| CN106208884A (en) * | 2016-08-31 | 2016-12-07 | 南京康尼电子科技有限公司 | A kind of torque security turning off system for servo-driver and method |
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| CN109672394A (en) | 2019-04-23 |
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