CN119154728B - Start signal control system of generator set - Google Patents
Start signal control system of generator set Download PDFInfo
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- CN119154728B CN119154728B CN202411648292.XA CN202411648292A CN119154728B CN 119154728 B CN119154728 B CN 119154728B CN 202411648292 A CN202411648292 A CN 202411648292A CN 119154728 B CN119154728 B CN 119154728B
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- 238000004146 energy storage Methods 0.000 claims abstract description 13
- 238000001514 detection method Methods 0.000 claims abstract description 9
- 230000003139 buffering effect Effects 0.000 claims description 21
- 230000015556 catabolic process Effects 0.000 claims description 20
- 230000000903 blocking effect Effects 0.000 claims description 8
- 238000012360 testing method Methods 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 abstract 1
- 230000008859 change Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
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
- H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
- H02P9/08—Control of generator circuit during starting or stopping of driving means, e.g. for initiating excitation
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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
- H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
- H02P9/10—Control effected upon generator excitation circuit to reduce harmful effects of overloads or transients, e.g. sudden application of load, sudden removal of load, sudden change of load
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Stand-By Power Supply Arrangements (AREA)
Abstract
本发明适用于发电机组系统领域，提供了一种发电机组启动信号控制系统，包括：驱动模块包括启动单元及工作单元；检测模块用于检测发电机组电流输出环境的稳定性，获取稳定值G；启动储能单元，其为启动单元工作时提供所需的能量；控制模块包括断路防护单元，断路防护单元对工作单元所输出的第一通路进行阻断或导通；当启动单元驱动工作单元启动后，控制模块根据稳定值G获取缓冲时间，借此，本发明可以获取环境的变化，计算设备所处环境下电流输出的稳定值G，并进一步受到该数值的调节在电通路导通之前给予操作者合适的撤离时间，增加设备的安全性。
The present invention is applicable to the field of generator set systems, and provides a generator set starting signal control system, including: a driving module including a starting unit and a working unit; a detection module for detecting the stability of the current output environment of the generator set and obtaining a stable value G; a starting energy storage unit, which provides the required energy for the starting unit when it is working; a control module including a circuit breaker protection unit, which blocks or conducts a first path output by the working unit; when the starting unit drives the working unit to start, the control module obtains a buffer time according to the stable value G, thereby, the present invention can obtain environmental changes, calculate the stable value G of the current output in the environment where the equipment is located, and further adjust the value to give the operator a suitable evacuation time before the electrical path is conducted, thereby increasing the safety of the equipment.
Description
Technical Field
The invention relates to the field of generator set starting systems, in particular to a generator set starting signal control system.
Background
The device (diesel generator set) which can convert the heat energy (or other energy sources) generated by the fuel oil into electric energy is generally used as a standby power source, and when the power grid is powered off, the generator set needs to be started to provide electric energy for a load.
In the operation of an electric power system, the safe start-up and the power output of a generator set are critical processes, which are directly related to the stability of the power supply and the safety of the equipment and operators. Existing mobile gensets are activated by external signals to trigger an execution process, such as a manual start-stop execution process. Although the starting efficiency of the operation flows is high, the safety coefficient is low, for example, the environment change cannot be detected, and the safe starting and power output modes are further formulated.
In summary, it is clear that the prior art has inconvenience and defects in practical use, so that improvement is needed.
Disclosure of Invention
In view of the above-mentioned drawbacks, an object of the present invention is to provide a generator set start signal control system, which can obtain a change of the environment, calculate a stable value G of current output in the environment where the device is located, and further adjust the value to give an operator appropriate evacuation time before the electrical path is turned on, so as to increase the safety of the device.
In order to achieve the aim, the invention provides a generator set starting signal control system, which comprises a driving module, a detection module and a control module, wherein the driving module comprises a starting unit and a working unit, the starting unit starts the working unit, a stable working condition can be entered after the working unit is started and output current is generated, the detection module is used for detecting the stability of a generator set current output environment and obtaining a stable value G, the starting energy storage unit is used for providing required energy for the working of the starting unit, the control module comprises a breaking protection unit which is used for blocking or conducting a first passage output by the working unit, after the starting unit drives the working unit to start, the control module is used for obtaining buffering time according to the stable value G, when the time is within the buffering time after equipment is started, the first passage is in a blocking state, and when the time is outside the buffering time after equipment is started, the first passage is in a conducting state.
According to the generator set starting signal control system, the control module comprises the circuit breaker assembly, after the starting unit drives the working unit to start, the circuit breaker controls the first passage to be in a disconnected state, and when the circuit breaker is manually started, the time enters the buffer time after equipment is started.
The system for controlling the starting signal of the generator set comprises a humidity sensor for detecting the ambient humidity, a corresponding stable value G comprises the humidity Txt acquired by the humidity sensor, the control module calculates buffering time through the humidity Txt, the buffering time S is calculated according to the following formula, if (Txt-Txt 0) is greater than 0, the buffering time S takes the value of S=S0+ (Txt-Txt 0) multiplied by V Real world multiplied by alpha, if (Txt-Txt 0) is less than or equal to 0, the buffering time S takes the value of S=S0, the Txt0 is a humidity comparison parameter arranged in the control module, the S0 is an initial set time, the V Real world is an actual voltage value output by a first passage, and the alpha is a unit conversion coefficient.
The control module of the generator set starting signal control system further comprises an air breakdown voltage testing unit, wherein the air breakdown voltage testing unit comprises an output end connected with the starting energy storage unit and a receiving end provided with a voltage sensor, the air breakdown voltage testing unit controls the output end to release breakdown voltage V1 at a preset frequency, the breakdown voltage V1 is a preset fixed value, or when the breakdown voltage V1 is output, the breakdown voltage is determined by increasing 0V or a preset initial value by a preset increasing value according to each release, and when the receiving end stably receives the voltage value, the voltage is recorded as V Label (C) .
According to the generator set starting signal control system, the channel is in a blocking state, and output current enters the starting energy storage unit through the second channel.
The control module further comprises a conduction switch which is manually conducted on the first passage, the control module controls the output voltage of the first passage to be V Label (C) after initial single pressing, if the pressing is continued for a plurality of times after the initial single pressing is finished, the control module controls the output voltage of the first passage to be V Real world ,V Real world =V Label (C) ＋V Adding multiplied by i, V plus multiplied by i is a voltage increment value after the ith pressing, and V Adding is a preset increment value.
According to the generator set starting signal control system, the preset increasing value V Adding is 10V-50V.
The invention provides a generator set starting signal control system which comprises a driving module, a detection module, a starting energy storage unit and a control module, wherein the driving module comprises a starting unit and a working unit, the starting unit starts the working unit, a stable working condition can be entered after the working unit is started and output current is generated, the detection module is used for detecting the stability of a generator set current output environment and obtaining a stable value G, the starting energy storage unit provides required energy for the working of the starting unit, the control module comprises a circuit breaking protection unit and a control module, the circuit breaking protection unit blocks or conducts a first passage output by the working unit, after the starting unit drives the working unit to start, the control module obtains buffering time according to the stable value G, when the time after equipment is started is within the buffering time, the first passage is in a blocking state, and when the time after the equipment is started is beyond the buffering time, the first passage is in a conducting state. The invention can acquire the change of the environment, calculate the stable value G of the current output under the environment where the equipment is located, and further give the operator proper evacuation time before the electric path is conducted by the regulation of the value, thereby increasing the safety of the equipment.
Drawings
FIG. 1 is a schematic block diagram of the present invention;
figure 2 is a main workflow diagram of the modules involved in the present invention.
Detailed Description
For the purpose of making apparent the objects, technical solutions and advantages of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and examples, it being understood that the specific examples described herein are for illustration only and are not intended to limit the present invention.
Referring to fig. 1 and 2, the present invention provides a generator set start signal control system, which includes:
The driving module comprises a starting unit and a working unit, wherein the starting unit starts the working unit, the working unit enters a stable working condition and generates output current after being started, if the generator set is a diesel generator set, the starting unit and the working unit respectively correspond to a starting switch and a diesel generator, and when the diesel generator is started, the diesel generator is started by the starting switch manually or remotely, and the diesel generator enters power generation working under different working conditions (idle working conditions, acceleration working conditions and the like).
The detection module is used for detecting the stability of the current output environment of the generator set and obtaining a stable value G, in the embodiment, the detection module comprises a humidity sensor for detecting the ambient humidity, and the corresponding stable value G comprises the humidity Txt obtained by the humidity sensor.
The starting energy storage unit provides required energy for the starting unit during operation, and is usually an energy storage battery which is connected with the starting switch;
The control module comprises a circuit breaking protection unit which is used for controlling (blocking or conducting) the first passage output by the working unit, wherein when the starting unit drives the working unit to start, the control module obtains buffering time (the buffering time is the evacuation time given to staff before the working unit outputs current) according to the stable value G, when the time after the equipment is started is within the buffering time, the first passage is in a blocking state, no current is output in the state, and when the time after the equipment is started is beyond the buffering time, the first passage is in a conducting state, and the equipment is in an output state.
The control module calculates the buffer time through the humidity Txt;
the buffering time S is calculated according to the following formula:
if Txt > Txt0 (humidity is higher than standard value), namely (Txt-Txt 0) >0, the buffer time S takes the value of S=S0+ (Txt-Txt 0) multiplied by V Real world multiplied by alpha;
if Txt is less than or equal to Txt (the humidity is less than or equal to the standard value), namely (Txt-Txt 0) is less than or equal to 0, the buffer time S takes the value of S=S0;
The Txt is a humidity contrast parameter (the value is input by people) set in the control module, the S0 is an initial set time (the value is input by people), the V Real world is an actual voltage value output by the first path, and the alpha is a unit conversion coefficient.
In the above embodiment, the actual voltage value V Real world =220V output by the first path, or the V Real world as shown in the third embodiment is a variable value, and at this time, the buffering time S is affected by two variables of the humidity Txt and the actual voltage value V Real world .
In a second embodiment, on the basis of the above embodiment, the control module further includes an air breakdown voltage testing unit, which includes an output end connected with the starting energy storage unit and a receiving end provided with a voltage sensor, and an air medium is between the output end and the receiving end;
During the test, the air breakdown voltage test unit controls the output terminal to release the breakdown voltage V1 at a predetermined frequency, wherein the breakdown voltage V1 may be a preset fixed value (voltage of a fixed value) or the breakdown voltage V1 may be determined by 0V or a predetermined initial value (for example, an initial value of 10V) to increase by a predetermined increase value per release, for example, the predetermined increase value is 10V and the initial value is 10V, and the breakdown voltage V1 is released by 10V, 20V, 30V.
When the receiving end stably receives the voltage value, the voltage is recorded as V Label (C) (the breakdown voltage of the air in the environment where the equipment is located), the air in the environment is broken down, the danger of electric leakage is caused to a great extent, and at the moment, the power supply can be optionally stopped or an alarm can be given.
In a third embodiment, the control module includes a circuit breaker assembly (i.e., a circuit breaker), which is typically manually turned on (turned on after pressing);
After the starting unit drives the working unit to start, the circuit breaker controls the first passage to be in an off state, when the circuit breaker is manually started, the time enters the buffer time after the equipment is started, and when the time enters the buffer time after the equipment is started, the first passage is conducted.
Further, when the control module is started once, the output voltage of the first channel is controlled to be V Label (C) , if V Label (C) cannot meet the requirement of normal power supply, the control module can continue to press for a plurality of times after the initial single pressing is finished, and the control module controls the output voltage of the first channel to be V Real world ,V Real world =V Label (C) ＋V Adding multiplied by i until V Real world meets the requirement of normal power supply.
V Adding x i is the voltage increment value after the ith pressing, V Adding is the preset increment value, and V Adding is 10V-50V.
In addition, the first passage is in a blocking state, and output current enters the starting energy storage unit through the second passage, so that energy recycling is realized.
Of course, the present invention is capable of other various embodiments and its several details are capable of modification and variation in light of the present invention, as will be apparent to those skilled in the art, without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (6)
1. A generator set start signal control system, comprising:
The driving module comprises a starting unit and a working unit, wherein the starting unit starts the working unit, and after the working unit is started, the working unit enters a stable working condition and generates output current;
The detection module is used for detecting the stability of the current output environment of the generator set and acquiring a stable value G;
the starting energy storage unit is used for providing required energy for the starting unit when in operation;
When the starting unit drives the working unit to start, the control module acquires buffering time according to a stable value G, when the time after the equipment is started is within the buffering time, the first passage is in a blocking state, and when the time after the equipment is started is beyond the buffering time, the first passage is in a conducting state;
The detection module comprises a humidity sensor for detecting the humidity of the environment;
the corresponding stable value G comprises the humidity Txt acquired by the humidity sensor;
the control module calculates the buffering time through the humidity Txt, and the buffering time S is calculated according to the following formula:
If (Txt-Txt 0) >0, the buffer time S takes the value of S=S0+ (Txt-Txt) x V Real world x alpha;
If (Txt-Txt) is less than or equal to 0, the buffer time S takes the value of S=S0;
Txt0 is a humidity contrast parameter set in the control module, S0 is an initial set time, V Real world is an actual voltage value output by the first path, and alpha is a unit conversion coefficient.
2. The genset start signal control system of claim 1 wherein the control module comprises a disconnect switch assembly;
After the starting unit drives the working unit to start, the circuit breaker controls the first passage to be in a disconnected state, and when the circuit breaker is manually started, the time after the equipment is started enters the buffer time.
3. The generator set start signal control system of claim 1, wherein the control module further comprises an air breakdown voltage test unit comprising an output end connected with the start energy storage unit and a receiving end provided with a voltage sensor;
the air breakdown voltage testing unit controls the output end to release the breakdown voltage V1 at a preset frequency, wherein the breakdown voltage V1 is a preset fixed value, or the breakdown voltage V1 is determined by increasing 0V or a preset initial value by a preset increasing value according to each release when the breakdown voltage V1 is output;
When the receiving end stably receives the voltage value, the voltage is recorded as V Label (C) .
4. A generator set start-up signal control system according to claim 1 or 2, wherein the path is in a blocked state and the output current enters the start-up energy storage unit through the second path.
5. A genset start signal control system according to claim 3 wherein the control module further comprises a conduction switch that is manually turned on to the first path;
Initially starting by single pressing, and controlling the output voltage of the first channel to be V Label (C) by the control module;
if the pressing is continued for a plurality of times after the initial single pressing is finished, the control module controls the output voltage of the first channel to be V Real world ,V Real world =V Label (C) ＋V Adding multiplied by i;
V Adding ×i is the voltage increase value after the ith press, and V Adding is a predetermined increase value.
6. The generator set start-up signal control system of claim 5, wherein the predetermined increase value V Adding is 10V to 50V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411648292.XA CN119154728B (en) | 2024-11-19 | 2024-11-19 | Start signal control system of generator set |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411648292.XA CN119154728B (en) | 2024-11-19 | 2024-11-19 | Start signal control system of generator set |
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| CN119154728A CN119154728A (en) | 2024-12-17 |
| CN119154728B true CN119154728B (en) | 2025-02-14 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101162885A (en) * | 2007-11-14 | 2008-04-16 | 深圳市京能纺系统集成有限公司 | Speed changing diesel generator |
| CN108958128A (en) * | 2018-08-01 | 2018-12-07 | 合肥恩光电子科技有限公司 | A kind of remote control system for generator set and control method based on cell phone application |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1118656B (en) * | 1979-05-23 | 1986-03-03 | Fiat Auto Spa | CONTROL AND PROTECTION EQUIPMENT FOR IMPINATI FOR THE COMBINED PRODUCTION OF ELECTRICITY AND HEAT |
| US7078825B2 (en) * | 2002-06-18 | 2006-07-18 | Ingersoll-Rand Energy Systems Corp. | Microturbine engine system having stand-alone and grid-parallel operating modes |
| JP4196953B2 (en) * | 2005-02-15 | 2008-12-17 | 株式会社デンソー | Vehicle power generation control device and power generation state detection method |
| CN204304859U (en) * | 2014-12-08 | 2015-04-29 | 武汉科创源科技有限公司 | A kind of generator control system with black starting-up function |
| CN112134338A (en) * | 2019-06-24 | 2020-12-25 | 重庆宗申通用动力机械有限公司 | Automatic start and stop control system of DC generator set |
| CN118399809A (en) * | 2024-05-15 | 2024-07-26 | 中山市聚变航空科技有限公司 | Unmanned aerial vehicle inspiring integrated hybrid power supply and method |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101162885A (en) * | 2007-11-14 | 2008-04-16 | 深圳市京能纺系统集成有限公司 | Speed changing diesel generator |
| CN108958128A (en) * | 2018-08-01 | 2018-12-07 | 合肥恩光电子科技有限公司 | A kind of remote control system for generator set and control method based on cell phone application |
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| CN119154728A (en) | 2024-12-17 |
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