CN112446691A - Power generation side electric quantity settlement auditing system and method - Google Patents
Power generation side electric quantity settlement auditing system and method Download PDFInfo
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- CN112446691A CN112446691A CN202011538068.7A CN202011538068A CN112446691A CN 112446691 A CN112446691 A CN 112446691A CN 202011538068 A CN202011538068 A CN 202011538068A CN 112446691 A CN112446691 A CN 112446691A
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Abstract
A power generation side electric quantity settlement auditing system and method comprises a power generation unit, a power generation side transformer, a power generation side centralized control center and a power trading center which are sequentially connected, wherein a transformer digital electricity meter is arranged on the output side of the power generation side transformer, the power generation side centralized control center is provided with a trading center digital electricity meter on a power supply bus of the power trading center, the power generation side centralized control center is electrically connected with the transformer digital electricity meter and the trading center digital electricity meter, and the power generation side centralized control center is in communication connection with a PC (personal computer) end or a mobile phone end of an electric quantity auditing person. The transformer side digital electricity meter data and the transaction center side digital electricity meter are connected with the electricity quantity settlement device, so that a corresponding electricity quantity settlement meter can be automatically generated within a set time interval, the electricity quantity settlement data of the electricity transaction center are received and provided to a corresponding level check person in the remote electricity quantity check unit for checking step by step, and a final settlement meter is generated.
Description
Technical Field
The invention relates to the field of settlement of electric quantity of a power generation side, in particular to a settlement auditing system and method of electric quantity of the power generation side.
Background
In the power industry, a power trading center serves as a settlement platform for power generation enterprises, power consumers and power selling companies and provides a wholesale market settlement calculation model and a retail market settlement calculation model, but the two settlement models cannot meet the settlement of the power generation side and cannot provide all information required by the settlement of the power generation side. At present, the electric quantity settlement is usually carried out by adopting manual tabulation, manual checking and manual approval methods.
At the power generation side, except that need with electric power trading center affirmation total transmission electric quantity, still need compare after gathering with the ammeter electric quantity of transformer side according to total transmission electric quantity, be used for confirming the accuracy of electric quantity measurement, and can discover the problem of electric quantity calculation link early by this, often this process need through the unit side, the transformer side, many grade levels of control center electric quantity calculation summarizers and power plant responsible person confirm the transaction electric quantity of mistake later with electric power trading center, current manual work table needs check step by step and examine and check, easily appear careless, and because personnel are not in same department and lead to electric quantity settlement cycle length, can't timely discovery measurement problem.
Disclosure of Invention
The invention aims to provide a system and a method for checking the settlement of the electric quantity of a power generation side, which can conveniently and automatically edit, check and settle the electric quantity of the power generation side.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the utility model provides a system is examined and examined in settlement of power generation side electric quantity, includes generating set, power generation side transformer, power generation side centralized control center and the electric power transaction center that connects gradually, power generation side transformer output side be equipped with transformer digital electricity meter, power generation side centralized control center is equipped with transaction center digital electricity meter to electric power transaction center power supply bus, power generation side centralized control center is connected with transformer digital electricity meter and transaction center digital electricity meter electricity, power generation side centralized control center is connected with electric quantity auditor PC end or cell-phone end communication.
The power generation side centralized control center is internally provided with an electric quantity settlement device, the input end of the electric quantity settlement device is electrically connected with the transformer digital electric quantity meter and the transaction center digital electric quantity meter, the electric quantity settlement device is in communication connection with the electric power transaction center, and the electric quantity settlement device is in communication connection with the remote electric quantity auditing unit through the communication conversion module.
The remote electric quantity auditing unit comprises a unit station leader PC or mobile phone, a transformer station leader PC or mobile phone, an electric quantity collector PC or mobile phone and a power generation side responsible person PC or mobile phone, and is used for auditing electric quantity settlement step by step.
The communication conversion module and the electric quantity settlement device adopt RS interfaces, and the communication conversion module is connected with the remote electric quantity verification unit through a communication network.
The electric quantity settlement device is internally provided with a crystal oscillator module which provides a time reference for the electric quantity settlement device.
The output side of the generator set is provided with a generator set digital electricity meter.
The electric quantity settlement device adopts a PLC or a singlechip.
The auditing method using the electricity quantity settlement auditing system at the power generation side comprises the following steps:
step one, in the same interval time, an electric quantity settlement device reads transaction electric quantity at the side of an electric power transaction center, reads the digital electric quantity meter of a transformer and the accumulated electric quantity of the digital electric quantity meter of the transaction center, and generates settlement order data through calculation, wherein the settlement order data corresponds to an online electric quantity condition table data variable, a settlement temporary estimation order data variable and a settlement official order data variable;
step two, the electric quantity settlement device sends the generated data to a corresponding remote electric quantity auditing unit level through the communication conversion module to perform grade-by-grade auditing and editing;
checking the settlement statement by the settlement checking person in the remote electric quantity checking unit, automatically transferring the settlement statement to the next settlement checking person after the checking is passed in the system, recording the reason of the failure by the system and sending the reason to the settlement checking person at the previous node if the checking is not passed, and modifying the previous settlement checking person to obtain the corresponding data variable change;
and step four, after the auditing and editing are completed, the electric quantity settlement device locks the corresponding data variable, the data variable becomes a read-only state, and the data is sent to the electric power trading center to generate a final electric quantity settlement report.
The settlement statement data variable in the electric quantity settlement device adopts a real number format.
The invention provides a settlement auditing system and method for electricity quantity at electricity generating side, which can automatically generate a corresponding settlement table for electricity quantity within a set time interval by connecting the data of a digital electricity meter at the transformer side and the digital electricity meter at the transaction center side with an electricity quantity settlement device, and receives the electric quantity settlement data of the electric power transaction center and provides the data to the corresponding level audit in the remote electric quantity audit unit for carrying out the level-by-level audit on the people to generate a final settlement table, the device can avoid the defects of high error rate, low efficiency and the like of the previous manual audit, the settlement table can be automatically sent to the PC or the mobile phone at the unit side, the transformer side, the electric quantity collector and the responsible person for audit, the trouble of finding people everywhere for audit is avoided, and when the device is not at the auditing point of the electric quantity settlement, the device can judge whether an abnormal phenomenon occurs or not through the trend of the data, and early warning is timely carried out for checking.
Drawings
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a schematic diagram of the overall structure of the present invention;
fig. 2 is a schematic block diagram of connection of the electric quantity settlement apparatus;
fig. 3 is an electrical connection diagram of the electric quantity settlement device;
fig. 4 is a communication connection diagram of the electric quantity settlement device;
fig. 5 is a flow chart of checking the power generation side power amount settlement.
In the figure: the system comprises a generator set 1, a generator side transformer 2, a generator side centralized control center 3, an electric quantity settlement device 31, a crystal oscillator module 311, a communication conversion module 32, a remote electric quantity auditing unit 33, an electric power transaction center 4, a power grid 5, a transformer digital electric quantity meter 6, a transaction center digital electric quantity meter 7 and a generator set digital electric quantity meter 8.
Detailed Description
As shown in fig. 1-5, a power generation side electric quantity settlement auditing system includes a power generation unit 1, a power generation side transformer 2, a power generation side centralized control center 3 and a power transaction center 4 which are connected in sequence, a transformer digital electric quantity meter 6 is arranged on the output side of the power generation side transformer 2, a transaction center digital electric quantity meter 7 is arranged on a power supply bus of the power generation side centralized control center 3 to the power transaction center 4, the power generation side centralized control center 3 is electrically connected with the transformer digital electric quantity meter 6 and the transaction center digital electric quantity meter 7, the power generation side centralized control center 3 is in communication connection with a PC end or a mobile phone end of an electric quantity auditor, the power generation side centralized control center 3 receives an accounting bill of the power transaction center 4 in a time period of electric quantity settlement, collects the accumulated electric quantity of the transformer digital electric quantity meter 6 and the transaction center digital electric quantity meter 7 and generates corresponding settlement data variables to be sent to, and auditing and modifying by auditors according to the data, generating a final settlement list result after auditing is finished, locking the variable into a read-only state, and feeding back the final settlement list to the electric power transaction center 4.
An electric quantity settlement device 31 is arranged in the power generation side centralized control center 3, the input end of the electric quantity settlement device 31 is electrically connected with the transformer digital electric quantity meter 6 and the transaction center digital electric quantity meter 7, the electric quantity settlement device 31 is in communication connection with the power transaction center 4, the electric quantity settlement device 31 is in communication connection with the remote electric quantity auditing unit 33 through the communication conversion module 32, the transformer digital electric quantity meter 6 and the transaction center digital electric quantity meter 7 transmit binary electric quantity data to the electric quantity settlement device 31, and the electric quantity settlement device 31 converts the binary electric quantity data into corresponding electric quantity variable data.
The remote electric quantity auditing unit 33 comprises a unit station leader PC or mobile phone, a transformer station leader PC or mobile phone, an electric quantity collector PC or mobile phone and a power generation side responsible person PC or mobile phone, and the remote electric quantity auditing unit 33 is used for auditing electric quantity settlement step by step.
An RS485 interface is adopted between the communication conversion module 32 and the electric quantity settlement device 31, the communication conversion module 32 is connected with the remote electric quantity verification unit 33 through a communication network, the communication conversion module 32 sends response data variables sent by the RS485 interface to a PC (personal computer) end or a mobile phone end, and meanwhile, the modified variables are checked and then transmitted to the electric quantity settlement device 31 for updating.
The crystal oscillator module 311 is disposed in the electric quantity settlement device 31, the crystal oscillator module 311 provides a time reference for the electric quantity settlement device 31, and the electric quantity settlement device 31 can automatically start electric quantity settlement according to a set time interval.
The output side of the generator set 1 is provided with a generator set digital electricity meter 8.
The electric quantity settlement device 31 described above employs a PLC or a single chip microcomputer, for example, an STM32F103 type single chip microcomputer.
The auditing method using the electricity quantity settlement auditing system at the power generation side comprises the following steps:
step one, in the same interval time, the electric quantity settlement device 31 reads the transaction electric quantity at the side of the electric power transaction center 4, reads the accumulated electric quantity of the transformer digital electric quantity meter 6 and the transaction center digital electric quantity meter 7, and generates settlement list data through calculation, wherein the data variables of the online electric quantity situation meter, the settlement temporary estimation list data variable and the settlement official list data variable correspond to the settlement list data;
step two, the electric quantity settlement device 31 sends the generated data to the corresponding remote electric quantity auditing unit 33 level through the communication conversion module 32 for grade-by-grade auditing and editing;
thirdly, the settlement checkup list in the remote electric quantity checking unit 33 is automatically transferred to the next settlement checkup list after the checking is passed in the system, if the checking is not passed, the system records the reason of the failure and sends the reason to the settlement checkup list of the previous node, and the corresponding data variable changes after the previous settlement checkup list is modified;
and step four, after the auditing and editing are completed, the electric quantity settlement device 31 locks the corresponding data variable, the data variable becomes a read-only state, and the data is sent to the electric power trading center 4 to generate a final electric quantity settlement report.
The data variable of the settlement statement in the electric quantity settlement device 31 adopts a real float format, and the real float format can make the electric quantity settlement result more accurate.
Claims (9)
1. The utility model provides a power generation side electric quantity settlement auditing system, is including generating set (1), power generation side transformer (2), power generation side centralized control center (3) and electric power transaction center (4) that connect gradually, its characterized in that, power generation side transformer (2) output side be equipped with transformer digital electricity meter (6), power generation side centralized control center (3) are equipped with transaction center digital electricity meter (7) to electric power transaction center (4) power supply bus, power generation side centralized control center (3) are connected with transformer digital electricity meter (6) and transaction center digital electricity meter (7) electricity, power generation side centralized control center (3) are connected with electric quantity auditing personnel PC end or cell-phone end communication.
2. The system for checking the electric quantity settlement at the power generation side according to claim 1, wherein an electric quantity settlement device (31) is arranged in the central control center (3) at the power generation side, an input end of the electric quantity settlement device (31) is electrically connected with the transformer digital electric quantity meter (6) and the transaction center digital electric quantity meter (7), the electric quantity settlement device (31) is in communication connection with the electric power transaction center (4), and the electric quantity settlement device (31) is in communication connection with the remote electric quantity checking unit (33) through a communication conversion module (32).
3. The system for checking settlement of electric quantity on the power generation side according to claim 2, wherein the remote electric quantity checking unit (33) comprises a unit captain PC or a mobile phone, a transformer captain PC or a mobile phone, an electric quantity summarizer PC or a mobile phone and a power generation side responsible person PC or a mobile phone, and the remote electric quantity checking unit (33) is used for checking settlement of electric quantity level by level.
4. The system for checking settlement of electric quantity on the power generation side according to claim 2, wherein an RS485 interface is adopted between the communication conversion module (32) and the electric quantity settlement device (31), and the communication conversion module (32) is connected with the remote electric quantity checking unit (33) through a communication network.
5. The system for checking settlement of electric quantity on the power generation side according to claim 2, wherein a crystal oscillator module (311) is provided in the electric quantity settlement device (31), and the crystal oscillator module (311) provides a time reference for the electric quantity settlement device (31).
6. The system for checking settlement of electric quantity on the power generation side according to claim 1, characterized in that a generator set digital electric quantity meter (8) is arranged on the output side of the generator set (1).
7. The system for checking settlement of electric quantity on the power generation side according to claim 2, wherein the electric quantity settlement device (31) adopts a PLC or a single chip microcomputer.
8. An auditing method using the power generation side electric quantity settlement auditing system according to any one of claims 1 to 7, characterized by comprising the steps of:
step one, in the same interval time, an electric quantity settlement device (31) reads the transaction electric quantity at the side of an electric power transaction center (4), reads the accumulated electric quantity of a transformer digital electric quantity meter (6) and a transaction center digital electric quantity meter (7), and generates settlement list data through calculation, wherein the settlement list data corresponds to an internet electricity quantity condition table data variable, a settlement temporary estimation list data variable and a settlement official list data variable;
step two, the electric quantity settlement device (31) sends the generated data to the corresponding remote electric quantity auditing unit (33) level through the communication conversion module (32) for auditing and editing step by step;
thirdly, the settlement checking and settlement list in the remote electric quantity checking unit (33) is automatically transferred to the next settlement checking and settlement person after the checking is passed in the system, if the checking is not passed, the system records the reason of the failure and sends the reason to the settlement checking and settlement person of the previous node, and the corresponding data variable changes after the previous settlement checking and settlement person is modified;
and step four, after the auditing and editing are completed, the electric quantity settlement device (31) locks the corresponding data variable, the data variable is changed into a read-only state, and the data is sent to the electric power trading center (4) to generate a final electric quantity settlement report.
9. The method for checking power generation side power settlement according to claim 8, wherein a settlement single data variable in the power settlement device (31) is in a real number format.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011538068.7A CN112446691B (en) | 2020-12-23 | 2020-12-23 | Power generation side electric quantity settlement auditing system and method |
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| CN202011538068.7A CN112446691B (en) | 2020-12-23 | 2020-12-23 | Power generation side electric quantity settlement auditing system and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113506141A (en) * | 2021-07-21 | 2021-10-15 | 昆明电力交易中心有限责任公司 | Standardized electric power retail package settlement system and method |
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| KR100848143B1 (en) * | 2008-04-18 | 2008-07-23 | 주식회사 쓰리아이씨 | Transfering apparatus for electric power information |
| CN108280693A (en) * | 2018-02-06 | 2018-07-13 | 广东电力交易中心有限责任公司 | A kind of power generation side marketization electricity settlement method |
| CN109118386A (en) * | 2018-08-29 | 2019-01-01 | 昆明电力交易中心有限责任公司 | A kind of electricity power enterprise's electricity marketization clearing check system and method |
| CN109785021A (en) * | 2018-12-20 | 2019-05-21 | 远光软件股份有限公司 | Charge calculation invoice system between a kind of electricity power enterprise and electric power enterprise |
| CN111815424A (en) * | 2020-07-09 | 2020-10-23 | 北京中百信信息技术股份有限公司 | Information system engineering supervision project cost accounting management system |
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- 2020-12-23 CN CN202011538068.7A patent/CN112446691B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100848143B1 (en) * | 2008-04-18 | 2008-07-23 | 주식회사 쓰리아이씨 | Transfering apparatus for electric power information |
| CN108280693A (en) * | 2018-02-06 | 2018-07-13 | 广东电力交易中心有限责任公司 | A kind of power generation side marketization electricity settlement method |
| CN109118386A (en) * | 2018-08-29 | 2019-01-01 | 昆明电力交易中心有限责任公司 | A kind of electricity power enterprise's electricity marketization clearing check system and method |
| CN109785021A (en) * | 2018-12-20 | 2019-05-21 | 远光软件股份有限公司 | Charge calculation invoice system between a kind of electricity power enterprise and electric power enterprise |
| CN111815424A (en) * | 2020-07-09 | 2020-10-23 | 北京中百信信息技术股份有限公司 | Information system engineering supervision project cost accounting management system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113506141A (en) * | 2021-07-21 | 2021-10-15 | 昆明电力交易中心有限责任公司 | Standardized electric power retail package settlement system and method |
| CN113506141B (en) * | 2021-07-21 | 2024-01-23 | 昆明电力交易中心有限责任公司 | Standardized power retail package settlement system and method |
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