air flow measurement 中文意思是什麼

air flow measurement 解釋
空氣流量測量
  • air : n 1 空氣，大氣。2 天空，空中。3 微風，和風。4 態度，樣子，風度，氣派；〈pl 〉高傲的架子。5 傳播，...
  • flow : vi 1 流，流動。2 （血液等）流通，循環。3 流過；川流不息；（時間）飛逝；（言語等）流暢。4 （衣服、...
  • measurement : n. 1. 測量，計量，量度。2. 份量，尺寸，大小，寬度，厚度，深度（等）。3. 測量法。 measurement goods （按體積、容積計算的）體積貨物。
  1. Contraposing the measurement principle of the traditional hotwire air mass flowmeter, the reason of the excursion of the result for flow measurement was analyzed and inferred when environment temperature changed ; the method for temperature compensation and the realization circuit was given ; and compared the theory output of the new type hotwire air mass flowmeter with its real output after temperature compensation

    摘要針對傳統型熱線式空氣質量流量計的測量原理，分析和推導出當環境溫度變化時對流量測量結果產生偏移的原因；提出了一種環境溫度的補償方法和具體的實現電路；並對經環境溫度補償后的一種新型熱線式空氣質量流量計的理論輸出和實際輸出進行了計算與比較。
  2. Measurement precision contribute to improving the security class and economic of boiler running and automatic level of whole plant. the smart measurement instrument of the boiler ’ s air flow designed in the thesis and the instrument can make the degree of accuracy get to. firstly, the thesis build the “ velocity - area ” method which is on basis of “ log - tchebycheff ” on the analyzing of basic measure method of boiler ’ s air flow. secondly, model86 averaging pitot tube was selected the right model of flow transducer which can pickoff the differential pressure and static pressure. modelc264 which made in setra system corp. u. s. a was selected as ultra low differential pressure transmitter. a good flow of boiler ’ s air was calculated by offsetting pressure and temperature. finally, numeroscope was designed with z80cpu and other chips

    精確的監測有助於提高鍋爐燃燒的安全型、經濟性，也有助於提高電廠的整體自動化水平。本文設計的智能化鍋爐風量測量裝置能夠實現對鍋爐送風的精確測量，精度可達。本文首先研究鍋爐送風矩形大管道測量理論，提出在流來流量測量測點布置基於「對數-切比雪夫」法的速度-面積法。
  3. Aero - optical characteristics measurement of vortex in a low speed heated air flow

    低速熱射流渦及其氣動光學特性的測量
  4. Measurement of intake air or exhaust gas flow of diesel engines

    柴油機進排氣流量的測量
  5. Cereals, oilseeds and pulses. measurement of unit pressure loss in one - dimensional air flow through bulk grain

    谷類.油料籽和豆類.對透過堆積穀物的一維空氣流中的單位壓力損失的測定
  6. Air flow measurement

    空氣流量測量
  7. Whole scheme of frame design of testing flat is proposed as : the host fanner supply the air required by flamer ’ s burning and cooling, the export parameter of the flat varies by different rotate speed of the fanner 、 angle of the fan inlet and the quantity of oil, the measurement of flow in the testing flat adopts the method of fanner dynamics performance test in the nation criterion

    確立了實驗臺結構設計方案：主風機為燃燒器提供燃燒所需的一次、二次進風量及冷卻風量；模擬實驗臺出口煙氣熱流量是通過調節風機的轉速、風門開度及燃油量來改變；實驗臺的流量測量採用風機動力性能測試標準中流量方法等。
  8. Common test methods for insulating and sheathing materials of electric cables. part 4 : methods specific to polyethylene and polypropylene compounds. section one : resistance to environmental stress cracking - wrapping test after thermal ageing in air - measurement of the melt flow index - carbon black and or mineral filler content measurement in pe

    電纜絕緣和護套材料通用試驗方法第4部分:聚乙烯和聚丙烯混合料專用試驗方法第1節:耐環境應力開裂試驗-空氣熱老化后的卷繞試驗-熔體指數測量方法-聚乙烯中碳黑和或礦物質填料含量的測量方法
  9. Acoustics - laboratory measurement procedures for ducted silencers and air - terminal units - insertion loss, flow noise and total pressure loss iso 7235 : 2003 ; german version en iso 7235 : 2003

    聲學.管道消音器和空氣界面裝置的實驗室測量步驟.插
  10. Experimental measurement of air flow velocity fluctuation of wind - sand flux

    風沙流中風速脈動的實驗測量
  11. Abstract : this article lists some notices of the measurement points and their importance in cleanrooms, content focus on ： indoor temperature measurement, humidity survey, exhaust air flow measurement, production line velocity measurement, inside and outside pure room differential pressure survey and the related test equipment for those measurement mentioned above

    本文主要介紹了潔凈室里需要注意的幾個測量點和它重要性，內容包括：室內的溫度測量、濕度測量、送風量和排風量的測量、成品生產線上的微風速測量、潔凈室內外壓差測量等，以及與之配套的測試儀器選擇方法。
  12. Acoustics - laboratory measurement procedures for ducted silencers and air - terminal units - insertion loss, flow noise and total pressure loss

    聲學.管道消音器和氣體終端設備的實驗室測量步驟.插入損失流動噪聲和總壓損失
  13. The straight section of secondary air duct for boiler of 600 mw supercritical unit manufactured by dongfang boiler factory is shorter, at the time the measurement of air flow is being carried out by adopting velocity - equalizing tube flowmeter, the required precision can ' t be reached

    摘要東方鍋爐廠製造的600mw超臨界機組鍋爐二次風道的直管段較短，採用均速管流量計進行風量測量時，達不道精度要求。
  14. Since the current air flow measurement method for short and straight sections of large ducts can not meet the accuracy requirement of the engineering project, a feasible and practical measurement method is put forward based on measurement of outlet air flow of the 300 mw boiler draft fan in jiaxing power generation co., ltd

    在短直管段大型風道上採用現有的常規測量方法，測量精度很難滿足工程要求，根據嘉興發電有限責任公司對300mw鍋爐送風機出口風量測量方法的研究，提出一種切實可行的測量方法。
  15. Common test methods for insulating and sheathing materials of electric cables - part 4 : methods specific to polyethylene and polypropylene compounds - section 1 : resistance to environmental stress cracking - wrapping test after thermal ageing in air - measurement of melt flow index - carbon black and or mineral filler content measurement in pe

    電纜絕緣和鎧裝材料通用試驗方法.第4部分:聚乙烯和聚丙烯復合物專用方法.第1節:耐環境應力裂化試驗.空氣中熱老化后的纏繞試驗.溶體流動指數的測量. pe中炭黑和或礦物填充料的含量測量
  16. We concluded that the application of our device have not only reduced operators work dramatically, but also shortened technological flow process and improved the precision of measurement and inspection due to the integration of sealed air measurement and inspection function and sealed cabin drying function. it also provided a user - friendly human machine interface because the adoption of mcgs

    課題「密封艙性能自動檢測裝置」已經在工程中應用，由於集成了氣密性檢測功能和密封艙的乾燥功能，採用了自動檢測技術和在線存儲技術，不但大大縮短了工藝流程，提高了檢測精度，降低了工人的勞動強度，而且給用戶一個良好的界面。
  17. Local discomfort is an important reason of human discomfort in winter air condition room. basis of the method of computation fluid dynamics, through phoenics computation simulation, with the premise that flow and temperature distribution is basically consistent, the article further analyzes the distribution regulation of indoor parameters in air condition room and reflects the characters which ca n ' t give out and reveal only by experience and practical measurement on the spot. at the same time, it provides some very excellent forecast and evaluation methods by use of cfd

    由於冬季空調房間的熱特性的影響，局部不適是冬季空調房間內的人體不舒適的重要原因，基於計算流體動力學方法，通過phoenics的計算模擬，在流動和溫度分佈的基本規律相符的前提下，進一步細化了空調房間室內參數分佈的規律性，反應了僅憑經驗和現場實測所不能給出和揭示的特點，同時運用cfd工具為工程實踐提供了很好的預測和評價手段。
  18. Application of new type air flow measurement set in thermal power plant

    新型風量測量裝置在火力發電廠的應用
  19. The air flow measurement accuracy for boilers of power plants directly influences the combustion, slagging, operation economy of the boiler

    摘要火力發電廠鍋爐風量測量的準確與否對鍋爐穩定燃燒，防止結渣，提高鍋爐運行的經濟性具有重要影響。
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