CN-117091196-B - Central heating primary pipe network energy supply balance operation adjustment monitoring control system

CN117091196BCN 117091196 BCN117091196 BCN 117091196BCN-117091196-B

Abstract

The invention relates to the technical field of primary pipe networks, in particular to a centralized heating primary pipe network energy supply balance operation regulation and control system, which comprises a user area estimated demand heat analysis module, a user area comprehensive demand heat analysis module, an energy station heat distribution module, an energy station heat conveying detection module, an energy station conveying quality evaluation module, a display terminal, a protection terminal and a cloud database, the invention ensures the accuracy and the accuracy of the analysis of the actual demand supply heat of the user area, thereby improving the heat supply efficiency and the heat supply effect of the energy station, ensuring the income of the energy station on one hand and the normal use of the user side on the other hand.

Inventors

Shu Yangkui
Luo Zuiwen
Zhou Biaobiao
WANG FAZHONG
LUO GUOGUANG

Assignees

中节能（贵州）建筑能源有限公司

Dates

Publication Date: 20260505
Application Date: 20230727

Claims (9)

1. A centralized heating primary pipe network energy supply balance operation regulation monitoring control system is characterized by comprising: The user area estimated demand heat analysis module is used for acquiring historical heat use parameters corresponding to each user area and further analyzing estimated demand heat corresponding to each detection time period to which each user area belongs in a set period; The comprehensive demand heat analysis module of the user area is used for acquiring historical operation parameters of the primary pipe network and analyzing actual demand supply heat corresponding to each detection time period of each user area in a set period; The method for analyzing the actual demand supply heat corresponding to each detection time period of each user area in the set period comprises the following specific steps: analyzing the transmission quality coefficient of the main pipeline in a set period according to the historical operation parameters of the primary pipe network Transmission quality coefficients corresponding to each scattered branch in each detection time period Transmission quality coefficients corresponding to the heat exchange stations of the dispersed branches in each detection time period Wherein The number of each of the discrete branches is given, Comprehensively analyzing the comprehensive transmission quality coefficient corresponding to each detection time period of each scattered branch belonging to the primary pipe network in the set period Wherein 、、 According to the comprehensive transmission quality coefficient corresponding to each detection time period of each scattered branch belonging to the primary pipe network in a set period, and combining the scattered branch corresponding to each user area stored in the cloud database, and further extracting the comprehensive transmission quality coefficient corresponding to each detection time period of each user area; The method comprises the steps of importing a comprehensive transmission quality coefficient corresponding to each detection time period of each user area into a relation diagram between the comprehensive transmission quality coefficient and correction heat stored in a cloud database, and further obtaining correction heat corresponding to each detection time period of each user area; The energy station heat distribution module is used for distributing the heat generation amount of the energy station at the current time point according to the actual demand heat corresponding to each detection time period of each user area in a set period, and analyzing the appropriate conveying rate corresponding to each user area at the current time point so as to convey heat accordingly; The energy station heat conveying detection module is used for detecting a main pipeline and each scattered branch to which the energy station belongs when the energy station carries out heat conveying, so as to obtain detection parameters corresponding to the main pipeline and each scattered branch to which the energy station belongs; The energy station conveying quality evaluation module is used for evaluating the conveying quality corresponding to the energy station; The display terminal is used for displaying the conveying quality corresponding to the energy station; the protection terminal is used for acquiring whether the heating buttons are closed in each user area in real time, and if the heating buttons are closed, the protection operation is executed; And the cloud database is used for storing the scattered branch corresponding to each user area, storing the relation diagram between the comprehensive transmission quality coefficient and the corrected heat and storing the required heat interval corresponding to each suitable transmission rate.
2. The system for monitoring, controlling and regulating energy balance operation of a primary central heating network as set forth in claim 1, wherein the historical heat usage parameter corresponding to each user area comprises a sum of heat usage corresponding to each detection time period of each natural day in a set period.
3. The system for monitoring, adjusting and controlling energy supply balance operation of a primary central heating network according to claim 1, wherein the estimated required heat corresponding to each detection time period of each user area in a set period comprises the following specific analysis method: Extracting the total heat of use corresponding to each detection time period of each natural day in the set period from the historical heat use parameters corresponding to each user area Wherein For the numbering of the areas of each user, , For the respective number of the day, , For the number of each detection period, ; Analyzing the estimated demand corresponding to each detection time period of each user area in the set period , Is the number of natural days.
4. The central heating primary pipe network energy supply balance operation regulation and control system according to claim 1, wherein the historical operation parameters of the primary pipe network comprise: The initial end of the main pipeline corresponds to the transmitting heat and temperature of each detection time period of each natural day in a set period, the terminal corresponds to the receiving heat and temperature of each detection time period of each natural day in a set period, and each dispersing branch corresponds to the transmitting heat and temperature of each detection time period of each natural day in a set period; The heat exchange station to which each dispersing branch belongs corresponds to the received heat, the transmitted heat and the temperature of each detection time period to which each natural day belongs in a set period.
5. The system for monitoring, adjusting and controlling energy supply balance operation of primary central heating network according to claim 1, wherein the main pipeline has a transmission quality coefficient within a set period The specific analysis method comprises the following steps: Subtracting the total received heat quantity of the initial end of the main pipe corresponding to the detection time periods of the natural days from the total transmitted heat quantity of the terminal of the main pipe corresponding to the detection time periods of the natural days in the set period, thereby obtaining the heat loss value of the main pipe corresponding to the detection time periods of the natural days in the set period In the same way, the temperature difference value of the main pipeline corresponding to each detection time period of each natural day in the set period is obtained by analysis ; Analyzing transmission quality coefficients of main pipelines corresponding to detection time periods of all natural days in a set period Wherein , For a predefined allowable temperature difference value, 、 Respectively predefined influence weight factors corresponding to heat loss and temperature change; Marking each detection time period corresponding to the transmission quality coefficient of the main pipeline in the set period and smaller than the predefined transmission quality coefficient threshold value as each abnormal detection time period, further counting each abnormal detection time period corresponding to the main pipeline in the set period and counting the number of the abnormal detection time periods corresponding to the main pipeline in the set period And the number of detection time periods ; Analyzing transmission quality coefficient of main pipeline in set period Wherein Corresponds to the first main pipeline in a set period The natural day belongs to The transmission quality coefficients for the individual detection periods, 、 The number of natural days and the number of time periods respectively, Is a predefined allowable error corresponding to the transmission quality coefficient.
6. The system for monitoring, adjusting and controlling energy supply balance operation of a primary central heating network as set forth in claim 5, wherein the transmission quality coefficients of the distributed branches corresponding to the detection time periods The specific analysis method comprises the following steps: Transmitting heat corresponding to each detection time period corresponding to each natural day in a set period by each scattered branch belonging to the main pipeline Accumulating to obtain the total heat of the scattered branches of the main pipeline corresponding to the detection time periods of the natural days ; According to the total sum of the received heat of each detection time period corresponding to each natural day in a set period, wherein the initial end of the main pipeline is And the heat exchange station to which each dispersed branch belongs receives heat corresponding to each detection time period to which each natural day belongs in a set period ; According to the temperature corresponding to each detection time period corresponding to each natural day in the set period of each scattered branch belonging to the main pipeline And the heat exchange station to which each dispersed branch belongs corresponds to the temperature of each detection time period to which each natural day belongs in the set period Analyzing abnormal coefficients of temperature change corresponding to each detection time period of each scattered branch Wherein Is a predefined allowable temperature variation value; Analyzing transmission quality coefficients corresponding to each scattered branch in each detection time period 。
7. The system for monitoring, adjusting and controlling energy supply balance operation of a primary central heating network as set forth in claim 6, wherein the analysis of transmission quality coefficients of heat exchange stations to which each of the distributed branches belongs in each of the detection time periods The specific analysis method comprises the following steps: acquiring actual supply heat and temperature corresponding to each detection time period to which a user area corresponding to each heat exchange station belongs in a set period; The analysis method of the transmission quality coefficient corresponding to each detection time period of each scattered branch is consistent, and the transmission quality coefficient corresponding to each detection time period of the heat exchange station to which each scattered branch belongs is analyzed 。
8. The system for monitoring and controlling balance operation of energy supply of a central heating primary pipe network according to claim 1, wherein the detection parameters comprise flow rate and flow rate of each test period.
9. The centralized heating primary pipe network energy supply balance operation regulation and control system of claim 8, wherein the transport quality corresponding to the energy station is characterized by comprising the following specific analysis method: Extracting the flow velocity of the main pipeline in each test period from the main pipeline to which the energy station belongs and the detection parameters corresponding to each scattered branch And flow rate And extracting the flow velocity of each dispersing branch in each test period And flow rate Wherein For the number of each test period, ; Taking the proper conveying rate corresponding to each user area at the current time point as the reference conveying rate corresponding to each scattered branch ; Analyzing the transport quality corresponding to the energy station Wherein , , For a reference rate corresponding to a predefined backbone, In order to test the number of time periods, In order to disperse the number of branches, 、、 The ratio factors corresponding to the predefined main pipeline rate, the predefined distributed branch rate and the predefined flow loss are respectively adopted.

Description

Central heating primary pipe network energy supply balance operation adjustment monitoring control system Technical Field The invention relates to the technical field of primary pipe networks, in particular to a centralized heating primary pipe network energy supply balance operation regulation monitoring control system. Background The centralized energy supply primary pipe network is to concentrate different types of energy sources, supply energy to users through a public pipeline network, balance analysis of the centralized energy supply primary pipe network can help to determine the matching degree between energy supply and demand, energy supply can be ensured to meet the demand through analysis and prediction of energy demand in different time periods, the situation of excessive supply or insufficient supply is avoided, and further, the efficiency of centralized heating is ensured. In the prior art, the analysis of a centralized energy supply primary pipe network basically can meet the current requirements, but certain defects exist, and the method has the following specific aspects that (1) when the centralized energy supply is performed in the prior art, the heat supply function is mostly started by a user side, the centralized energy supply is started to supply energy to the user side, the analysis of the estimated heat supply quantity of the user side is lacking, and due to the fact that the heat supply quantity of the user side shows certain regularity, the proper heat supply quantity of the user side can be deduced according to the analysis, and the prior art neglects the aspect, so that the rationality and the accuracy are difficult to ensure when the heat generation quantity of the energy station is distributed, the heat supply efficiency and the heat supply effect of the energy station are reduced, on one hand, the income of the energy station is influenced, on the other hand, the normal use of the user side is influenced, and the long-term sustainable development of the energy station is not facilitated. (2) Most of the prior art is to carry out central heating at a rated rate, the attention to the proper heating rate of the user side is not high, the prior art is neglected in the aspect, and the pressure of the energy station is difficult to ensure to be relieved under the premise of meeting the requirement of the heat supply of the user side, so that the relative balance of the energy station is reduced, the deviation between the heat supply quantity and the heat demand quantity is increased to a certain extent, the damage rate of related equipment is further improved, the heating duration of the central energy supply is prolonged, and the heating effect of the user side is influenced. Disclosure of Invention In order to overcome the defects in the background technology, the embodiment of the invention provides a centralized heating primary pipe network energy supply balance operation regulation and control system, which can effectively solve the problems related to the background technology. The invention aims at realizing the technical scheme that the monitoring control system for the balance operation of the energy supply of the central heating primary pipe network comprises a user area estimated required heat quantity analysis module, a central heating primary pipe network energy supply monitoring control module and a central heating primary pipe network energy supply monitoring control module, wherein the user area estimated required heat quantity analysis module is used for acquiring historical heat quantity use parameters corresponding to all user areas and further analyzing estimated required heat quantity corresponding to all detection time periods to which all user areas belong in a set period. And the comprehensive demand heat analysis module is used for acquiring historical operation parameters of the primary pipe network and analyzing actual demand supply heat corresponding to each detection time period of each user area in a set period. And the energy station heat distribution module is used for distributing the heat generation amount of the energy station at the current time point according to the actual demand heat corresponding to each detection time period of each user area in the set period, and analyzing the appropriate conveying rate corresponding to each user area at the current time point so as to convey heat accordingly. The energy station heat conveying detection module is used for detecting a main pipeline and each scattered branch, to which the energy station belongs, when the energy station carries out heat conveying, so as to obtain detection parameters corresponding to the main pipeline and each scattered branch, to which the energy station belongs. And the energy station conveying quality evaluation module is used for evaluating the conveying quality corresponding to the energy station. And the display terminal is used for displaying the conveying quality corre