恆溫性能 的英文怎麼說
中文拼音 [héngwēnxìngnéng]
恆溫性能
英文
temperature persistance-
Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping
本文的主要內容如下： 1 ）對翅片管蒸發器結構特點進行分析，選取適當的微元控制體，就干、濕和霜工況下對每個微元分別進行傳熱傳質分析，基於經驗關系式確定霜的有關參數，對于霜工況下的霜生長建立模型，經適當假設，運用質量守恆、能量守恆和動量守恆方程建立適合動態模擬的蒸發器數學模型，為系統模擬奠定基礎； 2 ）對蒸發在大擾動下的開、停機過程，運用動態集中參數模型進行分析和計算，為更好地描述製冷系統運行的全過程奠定基礎，同時也為製冷系統實現自動控制提供一定的理論基礎； 3 ）對蒸發器正常運行過程，運用動態分佈參數和參數間定量耦合的觀點來分析和計算，為更好地了解穩態工況下各點參數的變化情況及各入口參數對蒸發器動態特性的影響即蒸發器性能對各參數變化的敏感性； 4 ）編寫翅片管蒸發器動態特性模擬計算程序，可以計算不同邊界條件和初始條件下的製冷劑熱力參數、空氣溫濕度和霜厚度分佈場，實現對翅片管蒸發器在干、濕和霜工況下的動態模擬。Experimental studies on s1a - 02 gas turbine with water injection into compressor interstage / inlet as well as that on turbocharger self - loop test rig with inlet water injection are introduced. test results are in good accordance with simulation results, wet compression can lower compression work and increase engine power output so engine performance is enhanced, if engine power output is not changed, efficiencies of compressor and this engine become higher and turbine inlet temperature and fuel consumption become lower and if keeping t4 the same as that before wet compression is used, efficiencies become furthermore higher and engine power output increases greatly
實驗結果和計算結果同樣表明：濕壓縮減少了壓氣機所消耗的壓縮功，增加了燃氣輪機的輸出功率，提高了燃氣輪機性能，如果保持發動機輸出功率恆定，濕壓縮可以提高壓氣機和整個燃氣輪機機組的效率，與此同時，渦輪進口溫度t _ 3 ~ *和燃油消耗率下降；如果保持渦輪排氣溫度t _ 4 ~ *恆定，壓氣機和燃氣輪機機組效率進一步提高，燃氣輪機輸出功率增加。Presents the steady - state programming with constant coolant average temperature and constant live steam pressure, an ideal programming for marine nuclear power plant ( npp ), under which, both the coolant average temperature and the live steam pressure of nuclear steam supply system ( nsss ) are constant when the steady state operating condition is varied, and points out that in comparison with the steadysate programming with constant coolant average temperature, the ideal programming can improve the overall operating performance of npp effectively, especially in low - load range, for instance, raise the heat efficiency of npp, decrease the operating noise of main coolant pump, and improve the conditions of design, operation and control of the secondary loop system
雙恆定運行方案是船用壓水堆核動力裝置的理想運行方案.在這種運行方案下，當裝置穩態功率變化時，冷卻劑平均溫度與蒸汽壓都保持不變，與通常採用的冷卻劑平均溫度恆定運行方案相比，有效地改善了核動力裝置的總體運行性能，特別是在低負荷運行時，可以提高裝置經濟性、降低主泵運行噪聲、改善二迴路系統的設計、運行和控制條件，這對于提高船用核動力裝置的運行可靠性和安全性具有實際意義The designs of the pfd, digital filter ocxo and fractional - n counter in the frequency synthesizer unit are discussed, based on the pll theory. in order to improve the precision of pll, some design methods of pfd are given, and its feasibility is validated by the fpga hardware implement
2 .在鎖相理論指導下，第三章討論了頻率合成器設計中的鑒頻鑒相器、數字濾波器、恆溫壓控振蕩器和分頻電路設計。為了進一步提高頻率合成的精度，文中給出了提高鑒頻鑒相器性能的一些設計思想，結合fpga的硬體設計驗證了其可行性。The ande anti - dry heating ceramic purple clay steamboat and purple clay eco - bottle are with heat stability and tolerance under 6000c 200c
安狄牌陶瓷紫砂耐干燒砂鍋及紫砂麥飯石健康壺熱穩定性能恆溫耐熱600 20 。For many years, the drying furnace has been adopted with sealed structure and electrical heated, dial instruments are used to control the temperature of the drying furnace and to keep it invariable. parameter setting is inputted by manual method, heating time is completely controlled by operators ’ experiences or their moods, meanwhile, its control function is singular, not only having no automatic heating time and insulating monitoring, having no drying process monitoring, but also having no function of automatic recording and report printing, the workers ’ labor intensity is bigger. thus two abnormal situations are always come forth, one is the insulating performance and intensity of works cannot be guaranteed reliably, it perhaps need to be dried repeatedly, the other is always to extend the drying time in order to ensure the drying quality
多年來乾燥爐一直採用悶罐式結構和電加熱方式，溫度控制採用指針式溫度控制儀表來實現爐溫的恆定，其參數設定由人工輸入，時間控制則完全憑操作者的經驗、情緒來掌握，其控制功能單一，沒有時間控制、絕緣自動監測功能，也沒有乾燥過程監視功能，更沒有多要素記憶、列印存檔功能，工人的勞動強度較大，所以就經常出現兩種異常結果:一是工件的絕緣性能和強度得不到可靠保證，需要反復乾燥;另一種是為保證乾燥質量，往往要延長乾燥時間。Besides the basic requirements of a usual home heater like safety and auto - control on water temperature in tank, the new one was supposed to have more functions, the most important ones of which are temperature control on outlet and remote - switch on / off the machine
本項目除了通常對電熱水器的安全性和水膽溫度的自動控制等要求外，還希望所設計的控制器具有恆溫出水控制、遠程開關控制等功能。This instrument keeps constant temperature by circling air both. it use computer to control temperature and oscillation frequency, led digital display, it has stable performance, and its quality is reliable, its appearance is beautiful and digniful. it can be operated conveniently. it is the suitable instrument uhcih is used on researching and production by the trades of bioengineering. medicine. hygienist and so on
該振蕩培養箱是利用旋轉空氣浴進行恆溫的振蕩器，溫度和振蕩頻率均採用電腦控制，用led數碼顯示.該振蕩器性能穩定，質量可靠，造型美觀大方，操作方便，實為生物工程、醫藥、衛生等行業科研和生產中使用的理想儀器。The result of the study shows that the electro - hydraulic proportional technology is useful for all - hydraulic operated drilling machine to simplify the operations and composition of system, to improve the level of automatization and efficiency and to reduce the consumption of energy. the result of the study also shows that the system of feeding has the properties as followed : fast respone, stable pressure - adjusted characteristic, distinct effect of energy - saving, some improvement of system efficiency
研究結果表明：全液壓鉆機中應用電液比例技術，可以簡化系統組成和操作，提高鉆機自動化水平，提高系統效率，降低發熱和溫升；採用恆壓變量泵的給進加壓電液比例控制系統調壓性能穩定、響應快、節能效果明顯。On the above basis, the controlling methods suitable to all types of indoor heating systems for outdoor heating hydraulic system are discussed, and a guide principle of the designing for indoor heating system and outdoor heating hydraulic system is provided
著重研究了室內採暖系統在安裝散熱器恆溫閥后，其運行工況下性能參數的變化，在此基礎上，研究了與各種室內採暖系統相適應的室外供熱管網水系統變水量運行策略，闡述了與我國住宅建築採暖計量收費所適應的室內採暖系統和室外供熱管網水系統的設計原則。Building construction - jointing products - determination of adhesion cohesion properties of sealants at constant temperature iso 9046 : 2002 ; german version en iso 9046 : 2004
房屋建築.連接產品.恆溫下密封膠的粘附粘合性能的測We provided acc and apc two modes for the close loop controlling of current. parameter fuzzy - pid is used to control the temperature
鑒于溫度和驅動電流變化對激光器性能的影響，測試時需保證恆溫恆流。The variations of the surface state and environment conditions could change the procedure of exfoliation, therefore, the potentiometry and electric resistance methods in this paper are used to measure the exfoliation rate of aluminum alloys in a constant temperature, the experimental results show that relations of natural corrosion potential vs time have a resemblance to those of corrosion rate vs time, both relations are all at the different change rates in the front and back of 120 minutes
超硬鋁合金表面狀態、環境條件的變化，均可能改變剝蝕的發展過程，為此，本文提出在恆溫條件下，用電位法、電阻法定量研究鋁合金的剝蝕性能。實驗結果顯示了lc4cs鋁合金的自腐蝕電位與時間的關系，和腐蝕速率與時間的關系有著十分相似的規律，兩者均在120分鐘前後有不同的變化。The effect that its fastness can deliver prevent froms thieves and burglars and break, its heat preservation can make store inside keep a constant temperature, keep the fresh degree of the product ， economize a great deal of energy and funds
它堅固性可發的效的防止盜竊和破壞，它的保溫性可以使店內保持恆溫，保持產品的鮮度，節約大量能源和資金。For adapting to the need of industrialization and improving the properties of materials, the method of mechanical activation has introduced on the basis of traditional calcinations at high temperature. the stardard spinel limn204 is prepared by the mechanical activation - high temperature solid synthesis method. the thermodynamic property, the physical - chemistry performance and the producing techniques of. battery have been studied by means of thermogravimetry ( tg ), differential scanning calorimetry ( dsc ), x - ray diffraction ( xrd ), scanning electric microscopy ( sem ) as well as various electrochemical analysis methods. studies show that synthesis temperature, calcinations time, recipe of raw materials, heat treatment and particle size of products are main factors affecting the performances of limn204 cathode materials. with the increment of synthesis temperature and time, the structure and crystal of products are getting to perfect
隨著合成溫度和時間的增加，產物的結構和晶型越趨于完善，但在1100得到的產物有燒結和晶粒增大的現象，恆溫時間超過24h后對材料的性能影響不是很大； li mn比在0 . 95 1 . 05 2的條件下都可得到標準的尖晶石limn _ 2o _ 4 ，尤其當li mn比為1 . 05 2時，所合成的材料具有較好的電化學性能；通過兩段合成法制備的產物性能要比一段合成法法制備的產物性能好，而兩段間隔合成法比兩段連續合成法處理的材料性能更佳；顆粒的粒度隨著球磨時間的延長而減小，比表面昆明理工大學碩士學位論文摘要卻增大，粒度小且分佈范圍窄的材料有利於鏗離子的擴散。The printing machine made by our company is suitable for large middle small. . .
我廠生產的塑料造粒機適應于多種塑料的造粒物美價廉性能穩定設有自動恆溫控制. .As the temperature and the soak time increasing, crystallite size, graphitic degree and average particle size of the graphite increase, while specific surface area decreases. the electrochemical performance of modified graphite is improved with the change in structure and surface characteristics
結果表明，隨著熱處理溫度的升高和恆溫時間的延長，石墨材料的石墨化度、石墨微晶尺寸l _ c及l _ a逐漸增大，比表面積減小，平均粒徑增大，充放電性能得到改善。The subcontractor will be instructed to submit the related performance test reports ( for example, salt fog test, constant temperature / humidity test and etc. ) ; and will monitor the performance of the first lots of products
要求供應商每批出貨前必須附送相關的性能測試報告（如鹽霧試驗、恆溫、恆濕等試驗） ；對前三批產品的性能作監控。Advanced technical ceramics. monolithic ceramics. mechanical properties at room temperature. determination of subcritical crack growth parameters from constant stressing rate flexural strength tests
高技術陶磁.整體陶磁.室溫下的機械性能.第3部分:從恆定應力率撓性強度試驗中測定亞臨界裂縫擴大參數值Based on the characteristics of the giant magnetostrictive material, this article designs giant magnetostrictive micro - displacement actuator, and primary research contents are as follows : establishing drive magnetic field structure, designing closed loop control system, constant current source, temperature control system, magnetic field perceptual system and doing experiment testing
本文根據其工作特性設計了一種基於超磁致伸縮材料的微位移驅動器，主要研究內容包括:建立閉環控制系統、設計驅動磁場結構、恆流源驅動電路、溫控系統和磁場感知系統以及系統性能的實驗測試。分享友人