CN111368246A - 一种基于性能实测的凝结水泵节能改造评估方法 - Google Patents
一种基于性能实测的凝结水泵节能改造评估方法 Download PDFInfo
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- CN111368246A CN111368246A CN202010238067.4A CN202010238067A CN111368246A CN 111368246 A CN111368246 A CN 111368246A CN 202010238067 A CN202010238067 A CN 202010238067A CN 111368246 A CN111368246 A CN 111368246A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
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- 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
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Abstract
Description
参数名称 | 单位 | Q<sub>1</sub> | Q<sub>2</sub> | Q<sub>3</sub> | Q<sub>4</sub> | Q<sub>5</sub> | Q<sub>6</sub> | Q<sub>7</sub> |
凝结水总体积流量 | m<sup>3</sup>/h | 507.2 | 653.1 | 744.5 | 811.8 | 893.8 | 938.8 | 1104.9 |
单泵体积流量 | m<sup>3</sup>/h | 253.6 | 326.6 | 372.3 | 405.9 | 446.9 | 469.4 | 552.5 |
扬程 | m | 377 | 364 | 352 | 343 | 330 | 322 | 283 |
A凝泵效率 | % | 61.4 | 69.2 | 73.1 | 75.3 | 77.6 | 78.2 | 77.4 |
B凝泵效率 | % | 60.5 | 69.2 | 73.7 | 76.3 | 78.0 | 78.7 | 78.4 |
参数名称 | 单位 | 400t/h |
凝结水密度 | kg/m<sup>3</sup> | 992.6 |
凝结水总体积流量 | m<sup>3</sup>/h | 403.0 |
A泵扬程 | m | 344 |
A泵效率 | % | 75.3 |
A泵工频轴功率 | kW | 498 |
A电机负载率 | % | 85.9 |
A电机效率 | % | 92.9 |
传动效率 | % | 99.0 |
A泵工频电机功率 | kW | 541 |
参数名称 | 单位 | 700t/h | 800t/h | 900t/h | 1000t/h | 1100t/h |
变频运行扬程 | m | 164 | 188 | 211 | 232 | 252 |
单泵流量 | m<sup>3</sup>/h | 352.5 | 402.8 | 453.1 | 503.4 | 553.7 |
凝结水泵转速 | r/min | 1072 | 1167 | 1256 | 1342 | 1424 |
A凝结水泵效率 | % | 78.1 | 78.2 | 78.0 | 77.6 | 77.0 |
B凝结水泵效率 | % | 78.9 | 79.1 | 78.9 | 78.4 | 77.7 |
A电机负载率 | % | 37.6 | 48.0 | 59.7 | 72.8 | 87.2 |
A电机效率 | % | 89.7 | 91.2 | 92.2 | 92.7 | 92.9 |
B电机负载率 | % | 37.2 | 47.6 | 59.1 | 72.0 | 86.3 |
B电机效率 | % | 89.7 | 91.1 | 92.1 | 92.7 | 92.9 |
变频器效率 | % | 95.5 | 96.2 | 96.6 | 96.8 | 97.0 |
A凝泵轴功率 | kW | 201 | 263 | 332 | 407 | 490 |
B凝泵轴功率 | kW | 199 | 260 | 328 | 403 | 485 |
A凝泵电机功率 | kW | 237 | 303 | 376 | 459 | 549 |
B凝泵电机功率 | kW | 234 | 300 | 372 | 454 | 544 |
参数名称 | 单位 | 700t/h | 800t/h | 900t/h | 1000t/h | 1100t/h |
每小时节电量 | kW | 561 | 477 | 371 | 241 | 87 |
升压泵电机功率 | kW | 22 | 22 | 22 | 22 | 22 |
变频室空调功率 | kW | 24.7 | 24.7 | 24.7 | 24.7 | 24.7 |
每小时最终节电量 | kW | 515 | 430 | 325 | 194 | 40 |
参数名称 | 单位 | 700t/h | 800t/h | 900t/h | 1000t/h | 1100t/h |
每小时节电量 | kW | 559 | 476 | 373 | 246 | 96 |
升压泵电机功率 | kW | 22 | 22 | 22 | 22 | 22 |
变频室空调功率 | kW | 24.7 | 24.7 | 24.7 | 24.7 | 24.7 |
每小时最终节电量 | kW | 512 | 429 | 326 | 200 | 49 |
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Cited By (1)
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CN114135478A (zh) * | 2021-11-25 | 2022-03-04 | 国网河北能源技术服务有限公司 | 一种发电机组凝结水泵变频改造的预期节能效果评估方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103742425A (zh) * | 2014-01-22 | 2014-04-23 | 江苏双轮泵业机械制造有限公司 | 水循环系统节能修正方法 |
EP3048305A1 (de) * | 2015-01-20 | 2016-07-27 | Magnussen EMSR-Technik GmbH | Reduzierung des energieverbrauchs einer drehzahlgeregelten wasserpumpe unter berücksichtigung der momentanen systemlast |
CN106651640A (zh) * | 2016-10-13 | 2017-05-10 | 国网河南省电力公司电力科学研究院 | 一种基于火电厂给水泵运行特性的节能评价方法 |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103742425A (zh) * | 2014-01-22 | 2014-04-23 | 江苏双轮泵业机械制造有限公司 | 水循环系统节能修正方法 |
EP3048305A1 (de) * | 2015-01-20 | 2016-07-27 | Magnussen EMSR-Technik GmbH | Reduzierung des energieverbrauchs einer drehzahlgeregelten wasserpumpe unter berücksichtigung der momentanen systemlast |
CN106651640A (zh) * | 2016-10-13 | 2017-05-10 | 国网河南省电力公司电力科学研究院 | 一种基于火电厂给水泵运行特性的节能评价方法 |
Non-Patent Citations (1)
Title |
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丁勇等: "冷冻水泵变频改造的节能性能分析", 《建筑节能》 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114135478A (zh) * | 2021-11-25 | 2022-03-04 | 国网河北能源技术服务有限公司 | 一种发电机组凝结水泵变频改造的预期节能效果评估方法 |
CN114135478B (zh) * | 2021-11-25 | 2024-02-13 | 国网河北能源技术服务有限公司 | 一种发电机组凝结水泵变频改造的预期节能效果评估方法 |
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