CN110932624A - Generator control method and system for coping with various input conditions - Google Patents
Generator control method and system for coping with various input conditions Download PDFInfo
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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
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Abstract
The embodiment of the invention provides a generator control method and a system for coping with various input conditions, wherein the method comprises the following steps: responding to various input instructions, and acquiring an input instruction combination; acquiring sampling voltage data in response to the output voltage of the generator; and acquiring output state data by inquiring an output state table according to the input instruction combination and the sampling voltage data.
Description
Technical Field
The invention relates to the field of electronic control, in particular to a generator control method and a generator control system for coping with various input conditions.
Background
In the conventional generator control system, in order to realize the control of the generator, a simple condition judgment statement (for example, if … else statement, else if statement or switch statement) is used, but the program complexity increases with the increase of the number of input instructions, for example, when the number of input instructions increases to 6, the input condition combination reaches 64.
When the complex problems are processed, the traditional multi-layer nesting algorithm is generally adopted to implement the complex problems, but the method has multiple limitations: (1) for the large-scale problem with complex logic relation, the program written by the traditional algorithm has huge code amount, complex condition nesting relation and poor readability and maintainability of the program. (2) Due to the writing habits of different programmers and different knowledge of problems, it is difficult to form standard programs, package, popularize and reuse codes using conventional algorithms. (3) Demand changes and function expansion are problems that are difficult to avoid, and traditional algorithms are difficult to adapt.
Disclosure of Invention
To effectively solve or partially solve the above technical problems, embodiments of the present invention provide a generator control method, system, device and computer storage medium that can cope with various input conditions.
According to a first aspect of the present invention, an embodiment of the present invention provides a generator control method coping with various input conditions, including:
responding to various input instructions, and acquiring an input instruction combination;
acquiring sampling voltage data in response to the output voltage of the generator;
and acquiring output state data by inquiring an output state table according to the input instruction combination and the sampling voltage data.
According to an embodiment of the present invention, a mapping relationship between the input instruction combination and the output state data may be preset.
According to an embodiment of the present invention, before the method, the method further comprises:
defining output states, and numbering and assigning the output state combinations in sequence from zero to obtain output state data.
According to an embodiment of the present invention, before the method, the method further comprises:
and defining an output state table, wherein the output state table is a two-dimensional array taking the input instruction combination as a line, and all data in the output state table are assigned according to actual conditions.
According to one embodiment of the invention, the data in the output state table is selected from the output state data and assigned.
According to a first aspect of the present invention, an embodiment of the present invention provides a generator control system coping with various input conditions, the system comprising:
the input module is used for responding to various input instructions and acquiring an input instruction combination;
the voltage detection module is used for responding to the output voltage of the generator and acquiring sampling voltage data;
and the controller is used for combining the input instructions and the sampling voltage data and acquiring output state data by inquiring an output state table.
According to an embodiment of the present invention, a mapping relationship between the input instruction combination and the output state data may be preset.
According to an embodiment of the invention, wherein the controller is further configured to:
defining output states, and numbering and assigning the output state combinations in sequence from zero to obtain output state data.
According to an embodiment of the invention, wherein the controller is further configured to:
and defining an output state table, wherein the output state table is a two-dimensional array taking the input instruction combination as a line, and all data in the output state table are assigned according to actual conditions.
According to one embodiment of the invention, the data in the output state table is selected from the output state data and assigned.
According to a third aspect of the present invention, an embodiment of the present invention provides a generator control apparatus coping with a plurality of input conditions, including: one or more processors; a memory; a program stored in the memory, which when executed by the one or more processors, causes the processors to perform the method as described in any of the embodiments of the first aspect and the first aspect above.
According to a fourth aspect of the present invention, an embodiment of the present invention provides a computer-readable storage medium, which stores a program, and when the program is executed by a processor, the program causes the processor to execute the method according to any one of the embodiments of the first aspect and the first aspect.
According to the method, the system, the equipment and the computer storage medium for controlling the generator, the output state and the output state table are defined in advance, so that the controller can directly acquire the output state by inquiring the output state according to the input instruction and the sampling voltage data, and the generator is controlled. On the basis of realizing the control of the generator, the program quantity of the controller is further simplified, so that the readability, the reliability and the maintainability of the program of the controller are improved. The controller program is more suitable for packaging, popularization and code reuse. Further, the control program can be continuously used when the input/output interface of the controller is expanded. In addition, the data processing capacity of the controller is reduced, the performance of the controller is optimized, and the cost is saved.
The foregoing description is only an overview of the technical solutions of the present invention, and the embodiments of the present invention are described below in order to make the technical means of the present invention more clearly understood and to make the above and other objects, features, and advantages of the present invention more clearly understandable.
Drawings
The above and other objects, features and advantages of exemplary embodiments of the present invention will become readily apparent from the following detailed description read in conjunction with the accompanying drawings. Several embodiments of the invention are illustrated by way of example, and not by way of limitation, in the figures of the accompanying drawings and in which:
fig. 1 is a schematic flow chart illustrating an implementation of a generator control method according to an embodiment of the present invention.
Fig. 2 shows a schematic configuration diagram of a generator control system coping with various input conditions in the embodiment of the present invention.
Fig. 3 shows a schematic diagram of an implementation of a generator control device coping with various input conditions according to an embodiment of the invention.
Fig. 4 shows a schematic diagram of a computer-readable storage medium storing a computer program implementing a generator control method coping with various input conditions according to an embodiment of the present invention.
Detailed Description
The principles and spirit of the present invention will be described with reference to a number of exemplary embodiments. It is understood that these embodiments are given solely for the purpose of enabling those skilled in the art to better understand and to practice the invention, and are not intended to limit the scope of the invention in any way. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
The following detailed description of embodiments of the invention refers to the accompanying drawings.
Fig. 1 shows a schematic implementation flow diagram of a method for controlling a generator according to an embodiment of the present invention.
As shown in fig. 1, an embodiment of the present invention provides a generator control method for coping with various input conditions, including:
in operation 101, a plurality of input commands are received and digitized to obtain a combination of input commands.
According to an embodiment of the present invention, the plurality of input commands may be a combination of a plurality of commands associated with generator operation, for example, a command to turn on an engine excitation (yes/no), a command to turn on a load contactor (yes/no), and the like, and according to the result of the commands, the commands need to be digitally abstracted for computer identification and processing. For example, the input command combination can also be expressed as binary combination 11 (yes ); 10 (yes, no); 01 (no, yes); 00 (no, no). Similarly, when there are a plurality of input commands, the commands may be subjected to the above-described digital abstraction process and combined to form the input command combination.
Next, operation 102 is performed to receive the generator output voltage in the current state and obtain sampled voltage data.
According to the embodiment of the invention, the sampled voltage data can be obtained through a voltage sampling circuit, and a sampling method can adopt a peak value sampling method or an effective value sampling method.
Optionally, the current working state of the generator can be reversely analyzed according to the voltage sampling data.
After operation 102, operation 103 is performed, and the controller acquires output state data by referring to the output state table according to the input command combination and the sampled voltage data.
According to the embodiment of the invention, a preset mapping relation exists between the input instruction combination and the output state data, and the output state data can be acquired according to the input instruction under the condition that an output state table is determined; the sampling voltage data is processed and then used as a variable to participate in conversion operation between the input instruction combination and the output state combination, so that the dynamic response capability and stability of the system can be considered.
According to an embodiment of the present invention, the mapping relationship between the input instruction combination and the output state data may be preset.
The mapping may be dynamically varied depending on the current generator operating state.
According to an embodiment of the present invention, the method further includes, before the operation 101, defining output states in advance, and numbering the output states in sequence from zero to obtain output state data.
When there are n output states, the predefined output states may be expressed in computer language as:
the output states are defined from zero, that is, the value of the combination of the output states when the digitized values of all n output states are "0", so that the output states conform to the compiling habit of the computer.
According to an embodiment of the present invention, an output state table is predefined before operation 101, where the output state table is a two-dimensional array formed by combining the input instructions after the digital abstraction as a row, and all data in the output state table is selected from the output state data and assigned according to an actual situation.
For example: when there are m input conditions and n output states, the input instruction groupTo total of 2mThe output state combination reaches 2nThe predefined output state table may be expressed in computer language as:
const unsigned int AlternatorStateTab[2m][2n]＝
{
{Q11,Q12,Q13,……,Q12n},
{Q21,Q22,Q23,……,Q22n},
……
{Q2m1,Q2m2,Q2m3,……,Q2m2n},
}；
thus, each input command combination and each output state combination have mapping opportunities, and the real free combination can be achieved. All data in the output state table (Q11-Q12)n、Q21～Q22n、Q2m1～Q2m2n) And assigning values according to actual conditions, and selecting numerical values from the output state data.
According to an embodiment of the present invention, the method may further be used to monitor the generator output voltage based on the technical solution of sampling and analyzing the generator output voltage in operation 102.
Optionally, a voltage abnormality signal is monitored during the monitoring of the output voltage of the generator, and an alarm program may be started to report a controller failure.
According to the method for controlling the generator, the output state and the output state table are defined in advance, so that the output state can be directly read and obtained by inquiring the output state according to the input instruction and the sampling voltage data, the generator is controlled, and the method is a very simple and effective control method. On the basis of realizing the control of the generator, the program quantity of the controller is further simplified, so that the readability, the reliability and the maintainability of the program of the controller are improved. The controller program is more suitable for packaging, popularization and code reuse, and further can be continuously used when the input and output interface of the controller is expanded. In addition, the data processing capacity of the controller is reduced, the performance of the controller is optimized, and the cost is saved.
Fig. 2 shows a schematic configuration diagram of a generator control system coping with various input conditions in the embodiment of the present invention.
Referring to fig. 2, an embodiment of the present invention provides a generator control system that addresses a variety of input conditions, the system including: an input module 210, configured to respond to multiple input instructions, and obtain an input instruction combination; a voltage detection module 220 for acquiring sampled voltage data in response to the generator output voltage; and a controller 230 for combining the input commands and the sampled voltage data, and obtaining output state data by querying an output state table.
According to an embodiment of the present invention, as shown in fig. 2, the method further includes, based on the technical scheme that the voltage detection unit 220 performs sampling analysis on the generator output voltage, and the voltage detection unit 220 may also be used for monitoring the generator output voltage.
Optionally, the voltage detection unit 220 further includes an alarm unit, which monitors a voltage abnormal signal in the process of detecting the output voltage of the generator, and the alarm unit may start an alarm program to report a controller fault.
According to an embodiment of the present invention, as shown in fig. 2, a mapping relationship between the input command combination and the output status data may be preset. The mapping may be dynamically varied depending on the current generator operating state.
According to an embodiment of the present invention, as shown in fig. 2, the controller 230 is further configured to pre-define output states, and sequentially number and assign values to output state combinations from zero to obtain output state data.
According to an embodiment of the present invention, as shown in fig. 2, the controller 230 is further configured to predefine an output state table, where the output state table is a two-dimensional array formed by combining the input instructions after the digital abstraction as a row, and all data in the output state table is selected from the output state data and assigned according to an actual situation.
The system for controlling the generator in the embodiment of the invention defines the output state and the output state table in advance, so that the output state can be directly read and acquired by inquiring the output state according to the input instruction and the sampling voltage data to realize the control of the generator, and the system is a very simple and effective control method. On the basis of realizing the control of the generator, the program quantity of the controller is further simplified, so that the readability, reliability and maintainability of the controller program are improved; the controller program is more suitable for packaging, popularization and code reuse, and further can be continuously used when the input and output interface of the controller is expanded; in addition, the data processing capacity of the controller is reduced, the performance of the controller is optimized, and the cost is saved.
Here, it should be noted that: the description of the above system embodiments is similar to the description of the above method, and the description of the beneficial effects of the same method is omitted for brevity. For technical details not disclosed in the embodiments of the system of the present invention, refer to the description of the embodiments of the method of the present invention.
Exemplary device
Having described the method and apparatus of exemplary embodiments of the present invention, next, an apparatus for controlling multiple teams according to another exemplary embodiment of the present invention will be described.
As will be appreciated by one skilled in the art, aspects of the present invention may be embodied as a system, method or program product. Thus, various aspects of the invention may be embodied in the form of: an entirely hardware embodiment, an entirely software embodiment (including firmware, microcode, etc.) or an embodiment combining hardware and software aspects that may all generally be referred to herein as a "circuit," module "or" system.
In some possible embodiments, a generator control system of the present invention that addresses a variety of input conditions may include at least one or more input modules, one or more voltage detection modules, and at least one controller. Wherein the controller stores a computer program that, when executed by the controller, causes the controller to perform the steps of the generator control method described herein corresponding to a plurality of input conditions, e.g., the controller may perform operation 101 as shown in fig. 1, acquiring a combination of input instructions in response to the plurality of input instructions; an operation 102 of obtaining sampled voltage data in response to a generator output voltage; and operation 103, combining the input commands and the sampled voltage data, and acquiring output state data by querying an output state table.
Fig. 3 is a schematic diagram illustrating an implementation of a device for controlling multiple teams according to an embodiment of the present invention.
An apparatus 300 for controlling a plurality of teams according to this embodiment of the present invention will be described with reference to fig. 3. The device 300 shown in fig. 3 is only an example and should not bring any limitation to the function and scope of use of the embodiments of the present invention.
As shown in FIG. 3, device 300 is illustrated in the form of a general purpose computing device, including but not limited to: the at least one processor 310, the at least one memory 320, and a bus 360 that couples the various system components including the memory 320 and the processor 310.
The memory 320 may include volatile memory, such as Random Access Memory (RAM)321 and/or cache memory 322, and may further include Read Only Memory (ROM) 323.
Memory 320 may also include a set (at least one) of program modules 324, such program modules 324 including, but not limited to: an operating system, one or more application programs, other program modules, and program data, each of which, or some combination thereof, may comprise an implementation of a network environment.
The device 300 may also communicate with one or more external devices 30 (e.g., keyboard, pointing device, bluetooth device, etc.). Such communication may be via an input/output (I/O) interface 340 and displayed on display unit 330. Further, device 300 may also communicate with one or more networks (e.g., a Local Area Network (LAN), a Wide Area Network (WAN), and/or a public network such as the Internet) via network adapter 350. As shown, the network adapter 350 communicates with other modules in the device 300 over a bus 360. It should be understood that although not shown in the figures, other hardware and/or software modules may be used in conjunction with device 300, including but not limited to: microcode, device drivers, redundant processing units, external disk drive arrays, RAID systems, tape drives, and data backup storage systems, among others.
Exemplary computer program product
In some possible embodiments, aspects of the present invention may also be implemented in the form of a computer program product comprising program code for causing a processor to perform the steps of the method described above when the program code is executed by the processor, e.g., the processor may perform operation 101 as shown in fig. 1, in response to a plurality of input instructions, obtaining a combination of input instructions; an operation 102 of obtaining sampled voltage data in response to a generator output voltage; and operation 103, combining the input commands and the sampled voltage data, and acquiring output state data by querying an output state table.
The computer program product may employ any combination of one or more readable media. The readable medium may be a readable signal medium or a readable storage medium. A readable storage medium may be, for example, but not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any combination of the foregoing. More specific examples (a non-exhaustive list) of the readable storage medium include: an electrical connection having one or more wires, a portable disk, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing.
Fig. 4 illustrates a schematic diagram of a computer-readable storage medium storing a computer program implementing a method of controlling multiple teams according to an embodiment of the present invention.
As shown in fig. 4, a program product 400 according to an embodiment of the present invention is depicted, which may employ a portable compact disc read only memory (CD-ROM) and include program code, and may be run on a terminal or server. However, the program product of the present invention is not limited in this regard and, in the present document, a readable storage medium may be any tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device.
Program code for carrying out operations for aspects of the present invention may be written in any combination of one or more programming languages, including an object oriented programming language such as Java, C + + or the like and conventional procedural programming languages, such as the "C" programming language or similar programming languages. The program code may execute entirely on the user computing device, partly on the user computing device, or entirely on a remote computing device or server. In the case of a remote computing device, the remote computing device may be connected to the user computing device over any kind of network, including a Local Area Network (LAN) or a Wide Area Network (WAN), or may be connected to an external computing device (e.g., over the internet using an internet service provider).
Moreover, while the operations of the method of the invention are depicted in the drawings in a particular order, this does not require or imply that the operations must be performed in this particular order, or that all of the illustrated operations must be performed, to achieve desirable results. Additionally or alternatively, certain steps may be omitted, multiple steps combined into one step execution, and/or one step broken down into multiple step executions.
It should be noted that although several devices and sub-devices for software testing are mentioned in the above detailed description, such partitioning is not mandatory. Indeed, the features and functions of two or more of the devices described above may be embodied in one device, according to embodiments of the invention. Conversely, the features and functions of one apparatus described above may be further divided into embodiments by a plurality of apparatuses.
While the spirit and principles of the invention have been described with reference to several particular embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, nor is the division of aspects, which is for convenience only as the features in such aspects may not be combined to benefit. The invention is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.
Claims (10)
1. A generator control method that addresses a plurality of input conditions, comprising:
responding to various input instructions, and acquiring an input instruction combination;
acquiring sampling voltage data in response to the output voltage of the generator;
and acquiring output state data by inquiring an output state table according to the input instruction combination and the sampling voltage data.
2. The method of claim 1, wherein the mapping between the input instruction combinations and the output status data is pre-defined.
3. The method of claim 1, wherein the method further comprises:
defining output states, and numbering and assigning the output state combinations in sequence from zero to obtain output state data.
4. The method of claim 1, wherein the method further comprises:
and defining an output state table, wherein the output state table is a two-dimensional array taking the input instruction combination as a line, and all data in the output state table are selected from the output state data and assigned according to the actual situation.
5. The method of claim 1, wherein the method further comprises: the generator output voltage is monitored.
6. A generator control system that addresses a plurality of input conditions, the system comprising:
the input module is used for responding to various input instructions and acquiring an input instruction combination;
the voltage detection module is used for responding to the output voltage of the generator and acquiring sampling voltage data;
and the controller is used for combining the input instructions and the sampling voltage data and acquiring output state data by inquiring an output state table.
7. The system of claim 6, wherein the mapping between the input command combinations and the output status data is pre-defined.
8. The system of claim 6, wherein the controller is further to:
defining output states, and numbering and assigning the output state combinations in sequence from zero to obtain output state data.
9. The system of claim 6, wherein the controller is further to:
and defining an output state table, wherein the output state table is a two-dimensional array taking the input instruction combination as a line, and all data in the output state table are selected from the output state data and assigned according to the actual situation.
10. The system of claim 6, wherein the system is further configured to monitor generator output voltage.
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