集中供熱率 的英文怎麼說
中文拼音 [jízhōnggōngrèlǜ]
集中供熱率
英文
centralized heat supply-
Central heating boiler ; determination of the standard efficiency and the standard emissivity
集中供熱鍋爐.標準利用率和標準發散率的測定By virtue of the experiments carried out on the modified pilot - scale biomass gasification system, the temperature field in the gasifier is made explicit. and also some principles about how the temperature, feedstock and extraction mode exert influences on heat value and production rate of gas are attained. in addition, some tentative tests of tar cracking and thermodynamic characteristics of biomass gas burner have been performed, which are that indispensable to design and operation of biomass gasification demonstration project
接著,通過對生物質中熱值氣化中試試驗系統的多次改造和反復試驗,了解了氣化爐內溫度場分佈,得出了溫度、物料、抽氣方式等因素對生物質熱解氣的成分、熱值和產氣率影響的一些基本規律,並進行了初步的焦油催化裂解試驗和煤氣燃燒器的熱力特性、燃燒特性試驗,為面向工程應用的集中供氣示範項目提供了必要的設計和運行依據。Which are higher than electric driven heat pump, gas boiler, coal boiler and electric boiler. the energy grade theory analysis results also show that the energy utilization of gehp is comparatively reasonable. exergy cost of gehp is 11. 2 yuan / gj by thermoeconomic method, which is much lower than the heating price nowadays
對比發現,燃氣機熱泵的一次能源利用率和(火用)效率均高於電動熱泵、燃氣鍋爐、燃煤鍋爐和電鍋爐;對燃氣機熱泵系統的能級分析也表示系統的能量利用過程比較合理;通過熱經濟學的分析,得出燃氣機熱泵的供熱(火用)成本為11 . 2元gj ,這個價格與現行集中供熱的價格相比還是很有優勢的。Heating. gas. liquid fuel, solid fuel. boilers with atmospheric burners of useful output no exceeding 70 kw operating on propane air and on butane air of 25 mj cubic meters and 24, 3 mj cubic meters net calorific value respectively for central heating by hot water and intended for connection to a vmc system mechanical extraction of combustion products
供熱.氣體液體和固體燃料.使用立方米丙烷和立方米丁烷功率在70kw以下並連接機械抽排裝置的集中供熱常壓式水暖鍋爐In order to improve efficiency and save energy obviously, the text analyses the problems existing in the design of providing heat through pipes in cities, such as the disposal of pipes, burying and lay directly, heat expiation of pipes, hydraulic balance and so on
摘要通過分析城市集中供熱管網設計中存在的問題,對管網布置、直埋敷設,供熱管道熱補償以及水力平衡等進行了分類探討,以最大限度地提高效率節約能量。According to the theory of engineering thermodynamics and phase change, heat - transfer process of the special working fluid heat - pipe stove is analyzed. some hypotheses are postulated and with the help of equation of mass - conservation, energy - conservation, the dynamic concentrative parameter model is built, the change of each parameter is prescribed at any stage from starting to stopping. with the thermodynamic calculation of burnable process, the parameter of device, such as heat - transfer coefficient / thermal efficiency etc, are achieved under steady state ; based on theoretic calculation, observing the actual running circumstance of the heating stove in person, with some performance comparison between the new and the old, the high efficiency and reliability of heat - pipe stove is proved, the project which expend it in the oil - filed is feasible
對充入該工質的熱管加熱爐,本文根據工程熱力學和相變傳熱學及相關知識,對其進行了傳熱分析,經過適當假設,運用質量守恆和能量守恆定律,建立了裝置動態集中參數模型,描述了加熱爐從開機到穩定運行這一動態過程各參數的變化情況,同時對燃燒過程也進行了熱力計算,最終得到了穩態工況下裝置的換熱系數、熱效率等熱力參數;在理論計算的基礎上,親赴現場觀察該爐的實際運行情況,通過與原有的加熱爐的各項性能進行對比,最終證明新爐的高效性和可靠性,為其在油田中推廣的可行性提供了依據。The construction of the plant is an important measure of dealing with the air pollution and increasing the energy utilization ratio and a very important part of concentrated heat supply as well as basic public construction, which can improve citizen ' s life condition obviously
熱電廠的建設是治理大氣污染和提高能源利用率的重要措施,是集中供熱的重要組成部分,是提高人民生活質量的公益性基礎設施。This article took the changchun city as an example, investigated and analyzed the current situation of center heat supply from six aspects such as energy source, popularization rate, dump energy , the total length of pipe arrangement, the collection of heat fees and so on, pointed out the existent problems and advanced the proposals of solving them
摘要以長春市為例,從能源消耗、熱源、普及率、剩餘能力、配管總長、熱費徵收等6個方面,分析了長春市集中供熱現狀,指出了熱效率低、環保效果差、管理水平低及沒有充分有效利用未利用能源等存在的問題,並提出了建立相應法規,提高認識等措施。4. land gas recovery and reuse from canada and here below are eight projects of technology introduction and other aspects we are now impimplementing
其技術方案是在負荷集中的小區採用小型燃氣輪機組或燃料電池來統一供電供熱水供冷氣,大大提高熱電效率。分享友人