CN107886213A - A kind of Energy efficiency evaluation method of intelligent heat supply network heat exchange station transformation - Google Patents

A kind of Energy efficiency evaluation method of intelligent heat supply network heat exchange station transformation Download PDF

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Publication number
CN107886213A
CN107886213A CN201710893590.9A CN201710893590A CN107886213A CN 107886213 A CN107886213 A CN 107886213A CN 201710893590 A CN201710893590 A CN 201710893590A CN 107886213 A CN107886213 A CN 107886213A
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China
Prior art keywords
supply network
heat supply
exchange station
heat exchange
transformation
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CN201710893590.9A
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Inventor
董洋
康艳昌
刘传玲
李万军
黄天琪
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Huadian Electric Power Research Institute Co Ltd
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Huadian Electric Power Research Institute Co Ltd
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Priority to CN201710893590.9A priority Critical patent/CN107886213A/en
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q10/00—Administration; Management
    • G06Q10/06—Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
    • G06Q10/063—Operations research, analysis or management
    • G06Q10/0639—Performance analysis of employees; Performance analysis of enterprise or organisation operations
    • G06Q10/06393—Score-carding, benchmarking or key performance indicator [KPI] analysis
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
    • G06Q50/06—Electricity, gas or water supply
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/80—Management or planning
    • Y02P90/82—Energy audits or management systems therefor

Abstract

The present invention relates to a kind of Energy efficiency evaluation method of intelligent heat supply network heat exchange station transformation, comprise the following steps：Ensure stable operation under the parameter of a heat supply network and the parameter of secondary heat supply network of heat exchange station at this moment, the time of stable operation is depending on secondary heat supply network institute band thermic load；Testing experiment before intelligent heat supply network heat exchange station is transformed is carried out, is first shut off the expansion tank moisturizing door of heat exchange station, then two hour gathered datas of heat exchange station stable operation；After the transformation of intelligent heat supply network heat exchange station, after the parameter stability operation of a heat supply network and secondary heat supply network for adjusting heat exchange station, measurement user's average indoor temperature it is up to standard it is qualified in the case of carry out test job；Before the transformation of intelligent heat supply network heat exchange station and improved measurement user average indoor temperature all it is up to standard it is qualified on the premise of, will be adapted under the average outdoor temperature of same Heating Period and be compared with improved secondary heat supply network experiment heating demand before the transformation of intelligent heat supply network heat exchange station.Of the invention easily to realize, principle is simple, easy to operate, feasible, is easy to compare.

Description

A kind of Energy efficiency evaluation method of intelligent heat supply network heat exchange station transformation
Technical field
The present invention relates to a kind of Energy efficiency evaluation method of intelligent heat supply network heat exchange station transformation.
Background technology
Intelligent heat supply network transformation project mainly includes the construction of secondary network hydraulic equilibrium, heat exchange station control system reform, energy consumption point The contents such as analysis system construction, room temperature terminal, heat supply information reform.Intelligent heat supply network transformation project specific works are for each single Only heat exchange station carries out Intelligent energy-saving transformation, and then reduces water, heat, electric consumption, realizes the synthesis energy saving of whole heat supply network.It is secondary The heat of heat supply network exchanges heat to obtain from a heat supply network, because the heat exchange station that intelligent thermo debinding includes is more dispersed, therefore not The energy-saving effect of intelligent heat supply network can be evaluated with a single heat-net-pipeline.The reducing energy consumption effect of intelligent heat supply network can only pass through The total energy-saving effects of all transformation heat exchange stations are evaluated, and the status of energy consumption of single heat exchange station is by atmospheric temperature, user The parameter adjustment of indoor temperature, first and second heat supply network has a great influence, therefore is difficult that the front and rear energy consumption of exchange heat stations transformation is carried out The Energy efficiency evaluation of objective and fair.
The content of the invention
It is an object of the invention to overcome above shortcomings in the prior art, and one kind is provided can be on identical side The Energy efficiency evaluation of the intelligent heat supply network heat exchange station transformation of the energy-saving effect of intelligent heat supply network heat exchange station transformation is objectively evaluated under the conditions of boundary Method.Invention provides for intelligent heat supply network heat exchange station to transform the boundary condition of forward and backward performance test and specific method of testing.
Technical scheme is used by the present invention solves the above problems：A kind of Energy efficiency evaluation of intelligent heat supply network heat exchange station transformation Method, it is characterised in that：Comprise the following steps：
1. carry out the experimental test work before intelligent heat supply network heat exchange station transformation：Ensure the heat supply network of heat exchange station at this moment Stable operation under parameter and the parameter of secondary heat supply network, the time of stable operation is depending on secondary heat supply network institute band thermic load；Then The expansion tank moisturizing door of heat exchange station is closed, then two hours of heat exchange station stable operation, the secondary heat supply network for testing heat exchange station supplies Circling water flow rate, secondary heat supply network pressure of supply water, secondary heat supply network pressure of return water, secondary heat supply network supply water temperature, secondary heat supply network return water temperature, The data such as atmospheric temperature, measurement user's average indoor temperature；
2. after the completion of the transformation of intelligent heat supply network heat exchange station, with step 1. in, adjust a heat supply network of heat exchange station and secondary Heat supply network parameter stability operation after, measurement user's average indoor temperature it is up to standard it is qualified in the case of carry out test job, measure Secondary heat supply network is for circling water flow rate, secondary heat supply network pressure of supply water, secondary heat supply network pressure of return water, secondary heat supply network supply water temperature, second heat The data such as net return water temperature, atmospheric temperature, measurement user's average indoor temperature；
2. 3. step terminates after, average temperature in the measurement user room before the transformation of intelligent heat supply network heat exchange station and after the completion of transformation Degree all it is up to standard it is qualified on the premise of, by intelligent heat supply network heat exchange station transform before and transformation after the completion of secondary heat supply network test heating demand It is adapted under the average outdoor temperature of same Heating Period and is compared.
Step of the present invention 1. in, time of stable operation is more than 5 hours, and the judgment principle of step 1. middle stable operation is Measure that user's average indoor temperature is up to standard qualified and under running status of the stably heat exchange station before transformation, step 2. middle stabilization The judgment principle of operation is up to standard qualified and stably in the operation shape of improved heat exchange station for measurement user's average indoor temperature Under state.
Step of the present invention 2. in, ensure before the transformation of intelligent heat supply network heat exchange station and atmospheric temperature should try one's best phase after transformation Closely, with reduce atmospheric temperature exchange heat stations heat consumption amendment.
The secondary heat supply network experiment heating demand Q=G × (H of the present inventiono-Hi), wherein Q is that secondary heat supply network tests heating demand, MW；G is that secondary heat supply network supplies circling water flow rate, t/h；HOFor secondary heat supply network water supply enthalpy, kJ/kg；HiFor secondary heat supply network backwater enthalpy, kJ/kg。
Before the intelligent heat supply network heat exchange station transformation of the present invention and improved secondary heat supply network experiment heating demand is adapted to same adopt Formula under warm period average outdoor temperature is as follows：QnHeating demand, MW are tested for secondary heat supply network；Qn1For Revised heating demand, MW；TnFor corrected Calculation user indoor temperature, DEG C；TwFor atmospheric temperature, DEG C；Tw1For heating Phase average outdoor temperature, DEG C；Q is Qn。
The present invention compared with prior art, 1, easily realize, principle is simple.2nd, it is easy to operate, feasible, it is easy to compare.
Embodiment
Below by embodiment, the present invention is described in further detail, following examples be explanation of the invention and The invention is not limited in following examples.
Embodiment.
The present embodiment is a kind of Energy efficiency evaluation method of intelligent heat supply network heat exchange station transformation, is comprised the following steps：
1. carry out the experimental test work before intelligent heat supply network heat exchange station transformation：Ensure a heat supply network of the heat exchange station before transformation Parameter and secondary heat supply network parameter under stable operation, time of stable operation is depending on secondary heat supply network institute band thermic load.
Step 1. in, the parameter of a heat supply network of the heat exchange station before the transformation of intelligent heat supply network heat exchange station is carried out and secondary heat supply network The judgment principle of stable operation is up to standard qualified and stably transforming for the measurement user average indoor temperature before transformation under parameter Under the running status of preceding heat exchange station.
Preferably, in the present embodiment heat exchange station step 1. in the parameter of a heat supply network and the parameter bar of secondary heat supply network Under part, the time of stable operation is more than 5 hours.
The expansion tank moisturizing door of heat exchange station is then shut off, two hours of heat exchange station stable operation afterwards, tests heat exchange station Secondary heat supply network for circling water flow rate, secondary heat supply network pressure of supply water, secondary heat supply network pressure of return water, secondary heat supply network supply water temperature, secondary The data such as heat supply network return water temperature, atmospheric temperature, measurement user average indoor temperature, atmospheric temperature.
2. after the completion of the transformation of intelligent heat supply network heat exchange station, with step 1. in, adjust a heat supply network of heat exchange station and secondary Heat supply network parameter stability operation after, measurement user's average indoor temperature it is up to standard it is qualified in the case of carry out test job, measure Secondary heat supply network is for circling water flow rate, secondary heat supply network pressure of supply water, secondary heat supply network pressure of return water, secondary heat supply network supply water temperature, second heat The data such as net return water temperature, atmospheric temperature, measurement user average indoor temperature, atmospheric temperature.
Step 2. middle stable operation judgment principle for it is improved measurement user's average indoor temperature it is up to standard qualified and Stabilization is under the running status of improved heat exchange station.
Step 2. in, ensure that the atmospheric temperature before the transformation of intelligent heat supply network heat exchange station and after the completion of transformation should try one's best phase Closely, i.e., 1. 2. middle atmospheric temperature should be as far as possible close with step for step, to reduce the heat dissipation of atmospheric temperature exchange heat stations The amendment of amount.
2. 3. step terminates after, average temperature in the measurement user room before the transformation of intelligent heat supply network heat exchange station and after the completion of transformation Degree all it is up to standard it is qualified on the premise of, by intelligent heat supply network heat exchange station transform before and transformation after the completion of secondary heat supply network test heating demand It is adapted under the average outdoor temperature of same Heating Period and is compared.
Step 3. in, secondary heat supply network experiment heating demand Q=G × (Ho-Hi), wherein Q is that the experiment heat supply of secondary heat supply network is born Lotus, MW；G is that secondary heat supply network supplies circling water flow rate, t/h；HOFor secondary heat supply network water supply enthalpy, kJ/kg；HiFor secondary heat supply network backwater enthalpy Value, kJ/kg.
The present embodiment step 3. in, the secondary heat supply network experiment heat supply before the transformation of intelligent heat supply network heat exchange station and after the completion of transformation is born The formula that lotus is adapted under the average outdoor temperature of same Heating Period is as follows：QnTest and supply for secondary heat supply network Thermic load, MW；Qn1For revised heating demand, MW；TnFor corrected Calculation user indoor temperature, the present embodiment takes 18 DEG C；Tw For atmospheric temperature, DEG C；Tw1For the average outdoor temperature of Heating Period, the present embodiment chooses Zoucheng City's test, takes 0.6 DEG C, Q is Qn。
Choose Zoucheng City's cell heat exchange station in the present embodiment to be tested, it measures and calculated, and correlation ratio relatively counts According to as shown in table 1.
Table 1
In the present embodiment, step is 1., 2. 3. step carries out successively with step.
Furthermore, it is necessary to illustrate, the specific embodiment described in this specification, the shape of its parts and components, it is named Title etc. can be different, and the above content described in this specification is only to structure example explanation of the present invention.It is all according to The equivalence changes or simple change done according to the construction described in inventional idea of the present invention, feature and principle, are included in this hair In the protection domain of bright patent.Those skilled in the art can do various to described specific embodiment The modification of various kinds or supplement are substituted using similar mode, without departing from structure of the invention or surmount present claims Scope defined in book, protection scope of the present invention all should be belonged to.

Claims (5)

  1. A kind of 1. Energy efficiency evaluation method of intelligent heat supply network heat exchange station transformation, it is characterised in that：Comprise the following steps：
    1. carry out the experimental test work before intelligent heat supply network heat exchange station transformation：Ensure the parameter of the heat supply network of heat exchange station at this moment With stable operation under the parameter of secondary heat supply network, the time of stable operation is depending on secondary heat supply network institute band thermic load；It is then shut off The expansion tank moisturizing door of heat exchange station, then two hours of heat exchange station stable operation, the secondary heat supply network for testing heat exchange station supply backwater Flow, secondary heat supply network pressure of supply water, secondary heat supply network pressure of return water, secondary heat supply network supply water temperature, secondary heat supply network return water temperature, air Environment temperature and measurement user's average indoor temperature；
    2. after the completion of intelligent heat supply network heat exchange station transformation, adjust the parameter stability operation of the heat supply network and secondary heat supply network of heat exchange station Afterwards, measurement user's average indoor temperature it is up to standard it is qualified in the case of carry out test job, measure secondary heat supply network for circling water flow rate, Secondary heat supply network pressure of supply water, secondary heat supply network pressure of return water, secondary heat supply network supply water temperature, secondary heat supply network return water temperature, atmospheric environment Temperature and measurement user's average indoor temperature；
    2. 3. step terminates after, before the transformation of intelligent heat supply network heat exchange station and improved measurement user's average indoor temperature is all up to standard On the premise of qualified, before intelligent heat supply network heat exchange station is transformed and improved secondary heat supply network experiment heating demand is adapted to same adopt It is compared under warm period average outdoor temperature.
  2. 2. the Energy efficiency evaluation method of intelligent heat supply network heat exchange station transformation according to claim 1, it is characterised in that：Step is 1. In, the time of stable operation is more than 5 hours, and 1. the judgment principle of middle stable operation is to measure user's average indoor temperature to step Under up to standard qualified and the stably heat exchange station before transformation running status, 2. the judgment principle of middle stable operation is to measure to step User's average indoor temperature is up to standard qualified and stably under the running status of improved heat exchange station.
  3. 3. the Energy efficiency evaluation method of intelligent heat supply network heat exchange station transformation according to claim 2, it is characterised in that：Step is 2. In, ensure that intelligent heat supply network heat exchange station transformation is preceding close with atmospheric temperature after the completion of transformation, to reduce atmospheric temperature pair The amendment of the heat consumption of heat exchange station.
  4. 4. the Energy efficiency evaluation method of intelligent heat supply network heat exchange station transformation according to claim 3, it is characterised in that：Secondary heat supply network Test heating demand Q=G × (Ho-Hi), wherein Q is that secondary heat supply network tests heating demand, MW；G is that secondary heat supply network supplies backwater stream Amount, t/h；HOFor secondary heat supply network water supply enthalpy, kJ/kg；HiFor secondary heat supply network backwater enthalpy, kJ/kg.
  5. 5. the Energy efficiency evaluation method of intelligent heat supply network heat exchange station transformation according to claim 4, it is characterised in that：
    Before intelligent heat supply network heat exchange station transformation and improved secondary heat supply network experiment heating demand is adapted to the average room of same Heating Period Formula at outer temperature is as follows：QnHeating demand, MW are tested for secondary heat supply network；Qn1For revised confession Thermic load, MW；TnFor corrected Calculation user indoor temperature, DEG C；TwFor atmospheric temperature, DEG C；Tw1For the average outdoor of Heating Period Temperature, DEG C；Q is Qn。
CN201710893590.9A 2017-09-28 2017-09-28 A kind of Energy efficiency evaluation method of intelligent heat supply network heat exchange station transformation Pending CN107886213A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113537820A (en) * 2021-07-29 2021-10-22 山东普赛通信科技股份有限公司 Two-network balance comprehensive evaluation method and system for heat supply system

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CN203310003U (en) * 2013-06-17 2013-11-27 西安美德康科技有限公司 Heat exchange station of heat supply system
EP3001111A1 (en) * 2014-02-28 2016-03-30 Tsinghua University Electric power peak-shaving and combined heat and power waste heat recovery device and operation method thereof

Patent Citations (2)

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Publication number Priority date Publication date Assignee Title
CN203310003U (en) * 2013-06-17 2013-11-27 西安美德康科技有限公司 Heat exchange station of heat supply system
EP3001111A1 (en) * 2014-02-28 2016-03-30 Tsinghua University Electric power peak-shaving and combined heat and power waste heat recovery device and operation method thereof

Non-Patent Citations (2)

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Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113537820A (en) * 2021-07-29 2021-10-22 山东普赛通信科技股份有限公司 Two-network balance comprehensive evaluation method and system for heat supply system
CN113537820B (en) * 2021-07-29 2023-11-14 山东普赛通信科技股份有限公司 Comprehensive evaluation method and system for two-network balance of heating system

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