CN219436705U - Synchronous acquisition system for production data of power plant - Google Patents
Synchronous acquisition system for production data of power plant Download PDFInfo
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- CN219436705U CN219436705U CN202223064826.3U CN202223064826U CN219436705U CN 219436705 U CN219436705 U CN 219436705U CN 202223064826 U CN202223064826 U CN 202223064826U CN 219436705 U CN219436705 U CN 219436705U
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Abstract
The utility model discloses a synchronous acquisition system of power plant production data, which comprises a main current monitoring module, a plurality of branch current monitoring modules, a first processing module, a second processing module and a power plant total console, wherein the main current monitoring module is arranged at the output end of a main current line of a power generator set, the branch current monitoring modules are respectively arranged at the input ends of a plurality of branch current lines, the monitoring units are respectively arranged on the branch current lines, the first processing module is in communication connection with the main current monitoring module and the branch current monitoring modules, the second processing module is in communication connection with the monitoring units, the first processing module and the second processing module are electrically connected with the power plant total console, the synchronous acquisition system of the power plant production data obtains the generated energy by collecting the generated energy value of each self-generating machine, and the electric quantity loss in the transmission process is obtained by comparing the total generated energy with the actual total output electric quantity, and if the electric quantity loss fluctuates excessively or is in gradient and suddenly increases, the problem occurs in the power transmission line, and whether the electric quantity loss or the problem is a sub-generator is effectively and rapidly confirmed.
Description
Technical Field
The utility model belongs to the technical field of power plant data acquisition, and particularly relates to a synchronous power plant production data acquisition system.
Background
In the power industry, along with the increasing requirements of economic and environment-friendly operation, the installed capacity of a generator set is increased, and the current of each sub-generator is integrated, processed and integrated into a power grid in a unified way during operation, and meanwhile, the actual generated energy is generated.
However, in reality, electric quantity loss occurs in the process of summarizing the electric quantity of a plurality of sub-generators, the actual generated energy and the theoretical generated energy are deviated due to the loss, and the problem that the loss is line loss or a certain sub-generator cannot be rapidly sealed, if the generated power of the sub-generator is reduced, the problem that the generated power of the sub-generator cannot be found in time, and the problem is gradually aggravated.
Meanwhile, the actual power generation amount of the sub-generator is reduced, a change process exists, if the initial overhaul can be monitored and carried out, the problem can be effectively treated, the gas storage treatment difficulty is low, and the damage is small.
Therefore, there is a need for an acquisition system that can synchronously acquire power plant transmission line data and determine and/or predict whether the operating state of the power generation system is normal in real time based on the acquired data.
Disclosure of Invention
The utility model aims to provide a synchronous acquisition system for production data of a power plant, which solves the problems that in reality, electric quantity loss occurs in the process of summarizing electric quantity of a plurality of sub-generators, the electric quantity loss causes deviation between actual generated energy and theoretical generated energy, and the loss cannot be sealed rapidly, is line loss or is a certain sub-generator, and if the generated power of the sub-generator is reduced, the problem that the generated power of the sub-generator cannot be found in time and is gradually aggravated.
In order to achieve the above object, the present utility model provides a synchronous acquisition system for production data of a power plant, comprising:
the main circuit current monitoring module is arranged at the output end of a main current circuit of the generator set and is used for obtaining a main circuit current value, and the output end of a branch current circuit of each sub-generator of the generator set is connected with the input end of the main current circuit;
the branch current monitoring modules are respectively arranged at the input ends of the branch current lines and are used for obtaining branch current values;
the monitoring units are respectively arranged on the branch current lines and are used for monitoring the temperatures of the branch current lines;
the first processing module is in communication connection with the main circuit current monitoring module and the plurality of branch circuit current monitoring modules and is used for comparing the total value of the plurality of branch circuit current values with the difference value of the main circuit current values;
the second processing module is in communication connection with the plurality of monitoring units and is used for respectively calculating branch current loss values of corresponding lines according to the line temperature and obtaining total loss values;
the first processing module and the second processing module are electrically connected with a power plant general console.
Optionally, the monitoring unit comprises a temperature sensor, the branch current circuit is arranged in the protection tube in a penetrating way, and the detection end of the temperature sensor is arranged in the protection tube in a penetrating way.
Optionally, an audible and visual alarm is arranged at the exposed end of the monitoring unit.
Optionally, a display screen is disposed at an exposed end of the monitoring unit.
Optionally, a communication module and an active alarm key are arranged at the exposed end of the monitoring unit.
Optionally, the device further comprises a storage unit, configured to record the main current value and the plurality of branch current values respectively.
Optionally, the device further comprises an auxiliary current monitoring module which is detachably arranged at the output end of any branch current line.
Optionally, the monitoring unit further comprises an odor sensor, and a detection end of the odor sensor is arranged inside the protection tube in a penetrating manner.
Optionally, the main circuit current monitoring module comprises a current transformer.
Optionally, the auxiliary current monitoring module comprises a clamp ammeter.
The utility model provides a synchronous acquisition system for production data of a power plant, which has the beneficial effects that:
this synchronous acquisition system of power plant's production data is independent of current monitoring devices, but the later stage is supplementary add, obtain the generated energy through the generated energy numerical value that gathers each spontaneous electric energy, through total generated energy and actual total output electric quantity comparison the electric quantity loss in the transmission process, can confirm through monitoring electric quantity loss state that transmission line work normally, if electric quantity loss fluctuation is too big or be gradient and increase and then be the transmission line and appear the problem, effectively confirm effectively and whether be line loss or sub-generator problem fast, monitoring unit sets up at branch current circuit middle part, early warning when the line temperature rise is too high.
Additional features and advantages of the utility model will be set forth in the detailed description which follows.
Drawings
The foregoing and other objects, features and advantages of the utility model will be apparent from the following more particular descriptions of exemplary embodiments of the utility model as illustrated in the accompanying drawings wherein like reference numbers generally represent like parts throughout the exemplary embodiments of the utility model.
FIG. 1 shows a schematic diagram of a synchronous acquisition system for production data of a power plant according to an embodiment of the present utility model.
FIG. 2 illustrates a flow chart of a synchronous acquisition system for power plant production data according to one embodiment of the utility model.
Fig. 3 shows a schematic structural diagram of a monitoring unit of a synchronous acquisition system for production data of a power plant according to an embodiment of the present utility model.
Reference numerals illustrate:
1. a main current monitoring module; 2. a branch current monitoring module; 3. a protective tube; 4. a monitoring unit; 5. a first processing module; 6. a second processing module; 7. a power plant master control station; 8. an audible and visual alarm; 9. a display screen; 10. an active alarm key; 11. an auxiliary current monitoring module.
Detailed Description
Preferred embodiments of the present utility model will be described in more detail below. While the preferred embodiments of the present utility model are described below, it should be understood that the present utility model may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art.
As shown in fig. 1-3, a synchronous acquisition system for production data of a power plant includes:
the main circuit current monitoring module 1 is arranged at the output end of a main current circuit of the generator set and is used for obtaining a main circuit current value, and the output end of a branch current circuit of each sub-generator of the generator set is connected with the input end of the main current circuit;
the branch current monitoring modules 2 are respectively arranged at the input ends of the branch current lines and are used for obtaining branch current values;
the monitoring units 4 are respectively arranged on the branch current lines and are used for monitoring the temperatures of the branch current lines;
the first processing module 5 is in communication connection with the main circuit current monitoring module 1 and the plurality of branch circuit current monitoring modules 2 and is used for comparing the total value of the plurality of branch circuit current values with the difference value of the main circuit current values;
the second processing module 6 is in communication connection with the plurality of monitoring units 4 and is used for respectively calculating branch current loss values of corresponding lines according to the line temperature and obtaining total loss values;
the first processing module 5 and the second processing module 6 are electrically connected with a power plant general console 7.
Specifically, this acquisition system is independent of current monitoring devices, but the later stage is supplementary add, obtains the generated energy through the generated energy numerical value that gathers each spontaneous electric generator, compares the electric quantity loss that obtains transmission in-process through total generated energy and actual total output electric quantity, can confirm through monitoring electric quantity loss state that transmission line work is normal, effectively confirm whether be line loss or sub generator problem fast, if the fluctuation of electric quantity loss is too big or be the gradient and increase and then be the transmission line and appear the problem, monitoring unit 4 sets up at branch current circuit middle part, early warning when the line temperature rise is too high.
In this embodiment, the monitoring unit 4 includes a temperature sensor, and a branch current line is disposed in the protection tube 3, and a detection end of the temperature sensor is disposed in the protection tube 3.
In this embodiment, the exposed end of the monitoring unit is provided with an audible and visual alarm 8.
Specifically, when the temperature rise of the branch current line is too high, the audible and visual alarm 8 is started to give out an alarm signal, and meanwhile, the maintenance personnel can conveniently position the corresponding branch current line.
In this embodiment, the exposed end of the monitoring unit is provided with a display screen.
Specifically, the real-time current data and the attribution information of the corresponding branch current line are displayed through a display screen.
In this embodiment, the exposed end of the monitoring unit is provided with a communication module and an active alarm key.
Specifically, the inspection process finds out a problem and directly sends active alarm information to a power plant main console through an active alarm key to warn;
or when the home information of the current line cannot be confirmed during active maintenance, the active alarm key is used for sending the active alarm information to the power plant master console, so that the information of the current line can be conveniently confirmed.
In this embodiment, the apparatus further includes a storage unit configured to record a main current value and a plurality of branch current values, respectively.
Specifically, the storage unit comprises a card reader and a memory card, and is used for independently storing current data and respectively storing the current data and a power plant general console to provide on-site backup storage.
In this embodiment, the device further includes an auxiliary current monitoring module detachably disposed at an output end of any one of the current lines.
Specifically, the auxiliary current monitoring module is used for inspection and calibration, and if the difference value between the branch current monitoring module of any current line and the auxiliary current monitoring module does not exceed a preset value, the branch current monitoring module is qualified.
In the present embodiment, the monitoring unit 4 further includes an odor sensor, and a detection end of the odor sensor is disposed inside the protection tube 3.
Specifically, the cable is electrified for a long time to rise temperature and age the rubber protective layer and generate peculiar smell, the real-time electrified state of the cable is confirmed by monitoring the concentration of the peculiar smell, and the temperature rise is prevented from burning.
In this embodiment, the main current monitoring module 1 includes a current transformer.
In this embodiment, the auxiliary current monitoring module 11 includes a clamp ammeter.
When the synchronous acquisition system for the production data of the power plant is used, a certain motor group is taken as an example, the motor group is provided with a plurality of sub-generators, and the sub-generators are uniformly output after generating electricity through branch current lines to main current lines;
the method comprises the steps that during power generation, each branch current monitoring module 2 obtains the power generation amount of each sub-generator, the main current monitoring module 1 obtains the transmission power amount of a main current line, the first processing module 5 adds the power generation amounts of all the sub-generators to obtain the total power amount, the total power amount is compared with the transmission power amount, the difference value is the power transmission loss, and if the power transmission loss fluctuates excessively or continuously increases, the power transmission loss is a line problem;
the monitoring unit 4 monitors the working condition of the branch current circuit in real time, and if the temperature rise of the branch current circuit is too high or the temperature rise, aging and serious loss of the outer rubber insulation skin are serious, peculiar smell and smoke are generated, and then the monitoring unit sends out early warning after monitoring;
during inspection, the branch current lines are calibrated and compared one by one in sequence through the auxiliary current monitoring module 11, and if the difference value between the branch current monitoring module 2 and the auxiliary current monitoring module 11 does not exceed a preset value, the branch current monitoring module is qualified;
if the preset value is exceeded, the active alarm information can be directly sent to the power plant general console 7 through the active alarm key 10 to give an alarm.
The foregoing description of embodiments of the utility model has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the various embodiments described.
Claims (8)
1. A synchronous acquisition system for production data of a power plant, comprising:
the main circuit current monitoring module is arranged at the output end of a main current circuit of the generator set and is used for obtaining a main circuit current value, and the output end of a branch current circuit of each sub-generator of the generator set is connected with the input end of the main current circuit;
the branch current monitoring modules are respectively arranged at the input ends of the branch current lines and are used for obtaining branch current values;
the monitoring units are respectively arranged on the branch current lines and are used for monitoring the temperatures of the branch current lines;
the first processing module is in communication connection with the main circuit current monitoring module and the plurality of branch circuit current monitoring modules and is used for comparing the total value of the plurality of branch circuit current values with the difference value of the main circuit current values;
the second processing module is in communication connection with the plurality of monitoring units and is used for respectively calculating branch current loss values of corresponding lines according to the line temperature and obtaining total loss values;
the first processing module and the second processing module are electrically connected with a power plant main console;
the monitoring unit comprises a temperature measuring sensor, the branch current circuit is arranged in the protection tube in a penetrating way, and the detection end of the temperature measuring sensor is arranged in the protection tube in a penetrating way;
the main circuit current monitoring module comprises a current transformer.
2. The synchronous power plant production data acquisition system according to claim 1, wherein an audible and visual alarm is arranged at the exposed end of the monitoring unit.
3. The synchronous power plant production data acquisition system according to claim 1, wherein a display screen is arranged at an exposed end of the monitoring unit.
4. The synchronous power plant production data acquisition system according to claim 1, wherein the exposed end of the monitoring unit is provided with a communication module and an active alarm key.
5. The system of claim 1, further comprising a storage unit for recording the main current value and the plurality of branch current values, respectively.
6. The synchronous power plant production data acquisition system according to claim 1, further comprising an auxiliary current monitoring module detachably arranged at the output end of any branch current line.
7. The synchronous power plant production data acquisition system according to claim 1, wherein the monitoring unit further comprises an odor sensor, and a detection end of the odor sensor is arranged inside the protection tube in a penetrating manner.
8. The plant production data synchronized acquisition system of claim 6, wherein the auxiliary current monitoring module comprises a clamp ammeter.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202223064826.3U CN219436705U (en) | 2022-11-18 | 2022-11-18 | Synchronous acquisition system for production data of power plant |
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| CN202223064826.3U CN219436705U (en) | 2022-11-18 | 2022-11-18 | Synchronous acquisition system for production data of power plant |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118134269A (en) * | 2024-05-10 | 2024-06-04 | 中国电建集团山东电力建设第一工程有限公司 | Land power generation safety intelligent supervision system based on data analysis |
| CN118214165A (en) * | 2024-05-17 | 2024-06-18 | 思极星能科技(四川)有限公司 | Real-time load monitoring system and method based on ubiquitous Internet of things |
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- 2022-11-18 CN CN202223064826.3U patent/CN219436705U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118134269A (en) * | 2024-05-10 | 2024-06-04 | 中国电建集团山东电力建设第一工程有限公司 | Land power generation safety intelligent supervision system based on data analysis |
| CN118134269B (en) * | 2024-05-10 | 2024-07-12 | 中国电建集团山东电力建设第一工程有限公司 | Land power generation safety intelligent supervision system based on data analysis |
| CN118214165A (en) * | 2024-05-17 | 2024-06-18 | 思极星能科技(四川)有限公司 | Real-time load monitoring system and method based on ubiquitous Internet of things |
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