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- HPC refrigeration working medium HFC制冷工質(zhì)
- Abstract： The effective diffusivity of adsorption refrigeration working pair 13X-H2O was determined by TG in unsteady diffusition. 摘 要： 采用非穩態(tài)熱重法測定了吸附制冷工質(zhì)對13X-H2O的有效擴散系數。
- A mathematics formula for the viscosity of working medium is given important theoretic foundation for HHE. 在此基礎上,給出了擠壓介質(zhì)的粘度的數學(xué)關(guān)系式,為熱靜液擠壓工藝奠定重要的理論基礎。
- Working medium inlet and exhaust non-return valve s balance hole for Stirling engine is introduced. 對熱氣機工質(zhì)進(jìn)排氣單向閥平衡孔作了簡(jiǎn)介。
- Gas protection device for evacuating high-boiling working media. 在較寬的壓力范圍內有較大的抽速；
- The composition and features of governer system without controlled working medium, as well as its successful application on200 MW steam turbine unit, have been presented. 介紹了無(wú)控制工質(zhì)調節系統的組成、點(diǎn)以及在200mw汽輪機組上的成功應用。
- Experimental study was performed using water as working medium to investigate the flow instability in a vertical narrow annuli with both subcooled and saturated boilings. 以水為工質(zhì),分別在過(guò)冷和飽和條件下對豎直窄環(huán)隙流道進(jìn)行了自然對流沸騰流動(dòng)不穩定性實(shí)驗,觀(guān)測到了窄隙流道飽和沸騰時(shí)所特有的蒸干型流動(dòng)不穩定性。
- Using compressed air as working medium,heat transfer and pressure drop characteristics of compressed air in mixed Chevron bellow s plate heat exchanger were tested. 以現場(chǎng)的壓縮空氣為實(shí)驗工質(zhì)，對壓縮空氣在人字形波紋板式換熱器的傳熱與流阻性能進(jìn)行實(shí)驗研究。
- When inland water wessels have oil as lubricating working medium and do not have a large stern shaft,this type of apparatuses is suggested to be chosen. 長(cháng)江及內河航行船舶，潤滑介質(zhì)為油類(lèi)，船舶艉軸直徑較小時(shí)，建議選用該類(lèi)產(chǎn)品。
- Along with English is in the nations the exchanges of extensive usage, English reading at people of study, life and work medium impersonation importance of role. 隨著(zhù)英語(yǔ)在國際交流中的廣泛運用，英語(yǔ)閱讀在人們的學(xué)習，生活和工作中扮演著(zhù)重要的角色。
- An experimental research has been taken on heat efficiency, startup behavior, isothermal characteristics of a vacuum phase change heating system using a new kind of compound working medium. 摘要利用新型復合工質(zhì)對真空相變供熱系統進(jìn)行了熱效率、啟動(dòng)特性、等溫特性的實(shí)驗研究。
- Keep perishable foods under refrigeration. 把容易變質(zhì)的食物冷藏起來(lái)。
- It has been proved by computation and experimental verification that the mixture of R290,R152a, R600a having larger unit mass refrigerating capacity and unit mass output work is an ideal working medium for the reverse Brayton cycle. 計算及實(shí)驗驗證表明由R2 90、R1 5 2a、R6 0 0a組成的混合物具有較大的單位質(zhì)量制冷量和單位質(zhì)量輸出功 ,是逆向布萊頓循環(huán)較理想的制冷工質(zhì)。
- Theoretical and experimental researches are exected to investigate the anti-cavitation and wire-drawing characteristics of two-step throttle when using tap water as the working medium. 由兩個(gè)節流口組成的二級節流或防止或減輕水壓閥汽蝕的有效結構形式。
- According to the study of pollution control,lubrication and pressurization,the feasibility of using magneto-rheological fluid as working medium for hydraulic system was been studied. 從污染控制、潤滑和密封三個(gè)方面研究了磁流變流體用作液壓工作介質(zhì)的可行性。
- RESEARCH ON ADSORPTION REFRIGERATION WORKING PAIRS OF C_aCl_2-CH_3OH CaCl_2-CH_3OH吸附式制冷的特性研究
- Based on the mechanism of HRSG, the working medium under the water-level of the drum was lumped as a lumped system with dynamic dryness.Subsequently, the complex of drum model was alleviated. 從對象工作機理出發(fā)，將汽包水面下工質(zhì)集總成具有一定干度的汽水混合物，從而簡(jiǎn)化了汽包建模仿真的復雜度。
- Working media and ejecting media should be treated as non-elastic for jet pump calculation when expansion ratio and compression ratio both are close to 1. 而在膨脹比和壓縮比都非常小且接近于1時(shí)，應該采用把工作介質(zhì)和引射介質(zhì)都視為非彈性的噴射泵計算方法。
- Therefore the shaped en hanced tube that takes heat transfer factor and friction factor as test relational expressions and water and oil as working media should be developed. 為準確確定物性的影響，應擴大試驗介質(zhì)的范圍，應以水和油為工作流體，將試驗數據整理為傳熱因子與摩擦因子的關(guān)聯(lián)式。
- He got engaged to her when working in Xian. 他是在西安工作時(shí)和她訂婚的。
