火焰強度 的英文怎麼說
中文拼音 [huǒyànqiángdù]
火焰強度
英文
flame inte ity-
Design should recognize that burner flame length shortens and intensity of radiation increases as pressure increases.
設計時必須認識到當壓力增加時火焰的長度縮短而輻射強度增加。At last, the conclusions of the whole thesis are drawn, and it is put forward that the future research emphases on the infrared radiation absorption ct technology should focus on : instantly get the absorption projections are the crucial factor to utilize the technology industrially ; on the basis of the hypothesis that the gas is ideal gas, species concentration of particular gas medium can be measured at the same time, which must be helpful to comprehend combustion essence ; if laser source to replaces blackbody stove, for irradiant flame, interferometric projection can be attained, and its temperature distribution will known
最後,對全文進行了總結,並指出今後研究工作重點。指出:瞬時得到各方向的投影是此技術實用化關鍵;在獲得溫度分佈信息基礎上,進行必要的假設和推導,能同時得到火焰中某特定組分濃度的分佈,這必將進一步我們對燃燒本質的理解;利用方向性好,輻射強度高的激光源代替常規的黑體爐,能得到輻射干涉投影圖像,這樣就能測量所介紹系統不能測量的發光火焰溫度分佈。This paper aims at the characteristics of thermal response of lpg vesse1 under high temperatue, conjoining the project of " study on transportation safety early - wdring system of lpg dangerous goods " supported by transportation departinen of china and the project of " mechanism study and numerical simulation of the explosion of lpg vessel " supported by science foundation of hubei province. the interdisciplinary research has been done among temperature field distribution of lpg vessel under flame surroundings, intensity calculation, crack propagation predication and mechanism of explosive accident, etc. three parts are analyzed and discussed
本文針對高溫環境下液化氣壓力容器的熱響應特性問題,結合交通部重點科技項目「液化氣體類危險品運輸安全預警系統的研究」和湖北省自然科學基金項目「液化氣容器爆炸機理研究及數值模擬」 ,對在火焰包圍下的液化氣壓力容器的溫度場分佈、強度計算、裂紋擴展預測以及爆炸事故機理等方面開展了多學科的交叉研究。The research result shows that the influence of impressed electromagnetic field strengthen the gas explosion, and make the flame propagation speed, the flame propagation speed peak value and the overpressure peak value enlarged ; with the increase of electromagnetic field intensity, the effects on aggravating the gas explosion raise
研究結果表明:外加電磁場使瓦斯爆炸強度增加,使火焰速度、火焰速度峰值、壓力波超壓峰值增大,隨著電磁場強度增加,其對瓦斯爆炸加劇作用增強。High - temp molanstone heat - insulation brick is made with domestic newest energy - effcient fire - proof material by using advaned technologies introduced from abroad. it has the strengths of heat - resistance, high intensity, low heat - conduction coefficient and remarkable energy - saving effects. it can be used in petrolum partition kiln, metallurgical hot stove, ceramic kiln, tunnel kiln, and as linings of many electric stoves. it can also used on fire directly. according to the testing of relevant authorities, this product has reached standards of products from foreign competitors
高溫莫來石質絕熱磚是我國引進的新技術,國內最新型的節能耐火材料,具有耐高溫、強度高導熱系數小,節能效果顯著等特點,適用於石油裂介爐、冶金熱風爐、陶瓷輥道窯、隧道窯、電瓷抽屜窯、玻璃坩堝窯及各種電爐的內襯,可直接接觸火焰、經有關技術監督部門檢測及使用,產品達到國外同類產品的技術指標。The coatings deposited with a new subsonic flame spraying possess high bonding strength, low porosity and is low costly, at the same time, it is applied to the worksite of boiler tubes specially. the coatings applied to water wall tubes were deposited by subsonic flame spraying in this study
本課題採用了一種新型亞音速火焰噴塗技術制備鍋爐水冷壁管道塗層,其塗層不僅結合強度高、孔隙率較低,而且塗層制備的成本低,特別適用於鍋爐水冷壁管的現場噴塗。It can reflect the flame propagation speed and evaluate the explosion intension
計算出的分形維數是衡量湍流火焰傳播速度以及爆炸強度的有效參數。The gasoline flame radiation intensity and flicker frequency are both monitored to improve the system reliability. thus it is trusted “ flame on ” only under the case when the radiation intensity and flicker frequency are both above the threshold values ; otherwise it is treated as “ flame blowout ”. then the transmitter, the displayer and the software also are present
本設計中採用同時測量火焰輻射強度和燃燒時閃爍頻率的方式保證監測的可靠性,當頻率和強度均高於設定的閾值時,判定為「有火」 ;反之,判定為「無火」 。Experimental results on butane and butane - plant oil flames indicated that, measurement precision by the multi - wavelength method is strengthened by taking radiation information on multiple wavelength units into consideration, and moreover, the radiation calibration procedure is simplified, in that a halogen light source is used instead of in situ flame radiation. in section 2, fluctuation and averaging analyses are carried out on optical transmission signals by particles passed through laser beams to derive particle size and concentration in measuring area, furthermore, correlation calculations are conducted on two adjacent laser beam signals to obtain flowing velocity of particle
對丁烷氣體火焰及丁烷-植物油混合燃料火焰的測量結果表明,多波長分析方法優于傳統的雙色法,表現在兩個方面:一、由於綜合考慮多個波長單元上的火焰輻射信息,多波長方法的測量精度比雙色法有較大的提高;二、在多波長分析方法中,採用標準鹵素燈進行相對輻射強度標定,簡化了雙色法中的火焰絕對輻射強度的標定。In the aspect of thermal spraying processes the main techniques applied to water wall tubes include flame spray, arc spraying, plasma spray and high velocity oxy - fuel spray ( hvof ). flame spray possesses the characteristics of simple equipment, easy of use and low operating cost, but the coating adhesive strength is low, and porosity and oxidation is high
在噴塗工藝方面,制備管道塗層的方法主要有火焰噴塗、電弧噴塗、等離子噴塗、超音速火焰噴塗等。火焰噴塗具有設備簡單、使用方便、操作成本低的特點,但它的塗層結合強度低,氣孔率及氧化物含量高。The chemical reactions in the flame area are very complex. it is very difficult to measure the number density distribution of the particles ( atoms, ions and molecules ), so the relative intensity method is employed
由於固體推進劑燃燒區內發生的化學反應非常復雜,直接測量火焰區內的粒子(原子、離子以及分子等)數密度比較困難,因此選用相對強度法來進行計算。Standard practice for calculating bending strength design adjustment factors for fire - retardant - treated plywood roof sheathing
火焰阻滯劑處理的膠合板屋頂蓋板計算彎曲強度設計調節因素的標準操作規程The characters of the flame monitoring system are that, both flame intensity and frequency are measured fast and reliable, the intensity value, the frequency
另外,可通過鍵盤切換選擇顯示火焰燃燒強度值、頻率值、強度閾值、頻率閾值。There is a sensor - adjuster on one side to adjust the intensity
在其一側有可以調整火焰強度的傳感調節器。Unlike the procedure for recording the emission spectrum of fluorescent lights, the emission of light from the flame is not steady
與記錄熒光發射光譜不同,火焰發出的光並不穩定,可能僅僅持續一個相當短的時間,而且光的強度也會發生變化。分享友人