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Heating network energy management system and processing method thereof

An energy management system and intelligent management system technology, applied in heating systems, heating methods, household heating, etc., can solve problems such as real-time optimization of heating systems, heat imbalance, and inadequate management of heating network control systems, and achieve energy efficiency. The effect of maximizing utilization, reducing loss and improving energy utilization

Inactive Publication Date: 2019-02-22
普瑞森能源科技(北京)股份有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The management of the existing heating network control system is not in place. There are imbalances in hydraulic and thermal conditions in the pipe network. The circulating water pump is in a state of high flow and small temperature difference. Unbalanced, serious energy consumption, difficult to guarantee the heating effect, not conducive to the energy-saving operation of the heating system, unable to achieve effective real-time control and energy saving

Method used

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  • Heating network energy management system and processing method thereof
  • Heating network energy management system and processing method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0052] Such as figure 1 As shown, this embodiment provides a heating network energy management system, including:

[0053] PLC control devices of multiple user-side heat exchange stations, DCS of the first station of the power plant side heat network, data acquisition system 1, data processing system 2 and data intelligent management system 3;

[0054]Wherein, each PLC control device is respectively connected to each ambient temperature measurement point, heat user temperature measurement point, primary network side temperature and pressure measurement point, and / or secondary network side temperature and pressure measurement point in the heat exchange station where the PLC control device is located. , each PLC control device is used to receive the measurement data of each connected measuring point;

[0055] The data acquisition system 1 is connected to all PLC control devices and the DCS of the first station of the power plant side heat network, and is used to receive the mea...

Embodiment 2

[0081] This embodiment provides a processing method based on the heating network energy management system in Embodiment 1 above, the method includes the following steps:

[0082] Step S1, the data processing system calculates according to all the measurement data received by the data acquisition system, and obtains the predicted heating load curve of the primary network and the predicted heating load curve of the secondary network, and

[0083] Step S2, the data processing system obtains the heat loss information of the primary network and the heat loss information of the secondary network according to all the measurement data, the pre-input equipment information of the primary network and the equipment information of the secondary network.

[0084] For example, the equipment information of the primary network includes: the elevation of the primary network, the buried depth, the pipe material, the pipe wall thickness, the heat transfer coefficient of the pipe, the insulation ma...

Embodiment 3

[0091] Such as figure 2 As shown, the various measuring points included in the PLC control device of the user-side heat exchange station 18 in this embodiment include: ambient temperature measuring point 11, thermal user temperature measuring point 12, primary heating network side temperature and pressure measuring point 13 (such as primary Measuring points for temperature and pressure of network water supply, temperature and pressure measuring points of primary network return water), secondary network side temperature and pressure measuring points 14 (such as temperature and pressure measuring points of secondary network water supply, secondary network return water Temperature and pressure measuring points), secondary network circulating water pump 15, user side heat exchanger temperature and pressure measuring points 17.

[0092] The measuring points of the heat source plant side data (that is, the first station of the heat network of the thermal power plant) may include: t...

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Abstract

The invention provides a heating network energy management system and a processing method thereof. The heating network energy management system comprises a plurality of PLC control devices of user side heat exchanging stations, a power plant side heating network origin station DCS, a data acquisition system, a data processing system and an intelligent data management system, wherein each of the PLC control devices is connected with all measure points of the heat exchanging station in which the PLC control device is in; the data acquisition system is connected with all PLC control devices and the power plant side heating network origin station DCS; the data processing system is connected with the data acquisition system and is used for processing according to the data received by the data acquisition system; and the intelligent data management system is connected with the data processing system and obtains the optimization and adjustment results for optimizing and adjusting the flow rate, water supply and return water temperature of the primary network and / or secondary network of each heat exchanging station. The heating network energy management system can realize thermodynamic equilibrium, hydraulic equilibrium and heat distribution according to the demand, so that the energy is utilized to the maximum, and energy consumption is reduced during the transmission process.

Description

technical field [0001] The invention relates to energy management technology, in particular to a heat network energy management system and a processing method thereof. Background technique [0002] With the development of cities, the increase of urbanization rate, the increase of urban population, the rapid expansion of urban heating area and scale, the lag of heating regulation is serious, the energy consumption of energy supply system is high, the control of heating system is more difficult, and the management is not in place. There are hydraulic and thermal imbalances in the pipe network, and the circulating water pump is in a state of high flow and small temperature difference. It is impossible to use the existing data to adjust the heating system operation and optimize the parameters in real time. The heat is unbalanced, the energy consumption is serious, and the heating effect is difficult. Guarantee is not conducive to the energy-saving operation of the heating system...

Claims

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Application Information

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IPC IPC(8): F24D19/10
CPCF24D19/1048
Inventor 张曙光王兆彪
Owner 普瑞森能源科技(北京)股份有限公司
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