high ash coal 中文意思是什麼

high ash coal 解釋
高灰份煤
  • high : adj 1 高的〈指物，形容人的身高用 tall〉；高處的；高地的。2 高級的，高等的，高位的，重要的。3 高尚...
  • ash : n 1 〈常 pl 〉 灰。2 〈pl 〉灰燼；廢墟。3 〈pl 〉骨灰，遺骨；〈詩〉遺骸。4 灰色，蒼白。5 碳酸鈉 ...
  • coal : n 1 煤，煤塊，煤堆。2 〈pl 〉〈美國〉（一堆）燒紅的煤。3 〈常 pl 〉〈英國〉（幾塊）供燃燒的煤。4 ...
  1. The qitaihe coal resources isadvantageous, the coal field total area 8, 000 square kilometers, haveverified the geological reserve 1. 7 billion tons, the prospectivereserves 4. 2 billion tons, the coal plant completely, has the cokingcoal, 1 / 3 coking coal, the gas coal, the anthracite and so on 10varieties, by coking coal primarily ; excellent in quality, has theespecially low phosphorus, especially low characteristic and so onsulfur, high heat value, high ash melting point, high silicon content, most is suitable for the coal chemical industry product thedevelopment, is national one of three big protections mining rare coalfields, is the heilongjiang province most important anthraciteproduction base, also is the national important coking coal and thenortheast area biggest high quality coke production base

    七臺河煤炭資源得天獨厚，煤田總面積8000平方公里，已探明地質儲量17億噸，遠景儲量42億噸，煤種齊全，有主焦煤、 1 / 3焦煤、氣煤、無煙煤等10個品種，以主焦煤為主；品質優良，具有特低磷、特低硫、高發熱值、高灰熔點、高硅含量等特點，最適于煤化工產品的開發，是全國三大保護性開采稀有煤田之一，是黑龍江省最重要的無煙煤生產基地，也是國家重要的主焦煤和東北地區最大的優質焦炭生產基地。
  2. All results show, the performance of the high - strength concrete with mixture of pulverulent coal - fired ash is higher than the standard high - strength concrete, and is increased significantly

    綜合研究結果表明，摻入磨細粉煤灰后的高強混凝土的各種性能均高於基準高強混凝土，得到了良好的改善。
  3. If the coal mined from a newly - built coal mine is of high - sulfur or high - ash, supporting facilities for the dressing of coal by washing shall be installed to make the sulfur and ash in coal fall within the prescribed limits

    新建的所採煤炭屬于高硫份、高灰份的煤礦，必須建設配套的煤炭洗選設施，使煤炭中的含硫份、含灰份達到規定的標準。
  4. Experimental study on fluidized bed agglomeration combustion using fly - ash slurry with high carbon content and coal - water mixture as fuels

    高含碳飛灰泥與煤水混合物流化床結團燃燒試驗研究
  5. This subject applies innovatively foundation fieldbus ( ff ) to the control system of high voltage electrostatic precipitator coal ash

    本文創新性地將ff （ foundationfieldbus ）基金會現場總線應用於煤輸送線高壓靜電除塵系統中。
  6. The contents of rare - earth element in coals are correlative to the contents of the ash of these coals, with a few of coal samples showing exceptional high contents of rare - earth element due to the presence of the heavy mineral assemblages

    煤的稀土元素質量分數與灰分質量分數呈正相關關系，部分煤樣品由於有富稀土元素的重礦物組合的存在而出現稀土元素的異常高值。
  7. The nature of coal is excellent power coal and gasification coal, with low ash, extremely low sulfur, extremely low phosphorus, medium and high calorific value

    煤質屬于低灰、特低硫、特低磷、中高發熱量的優質動力煤和氣化用煤。
  8. Test procedure for coal ash high - temperature viscosity characteristic

    煤灰高溫黏度特性試驗方法
  9. It mainly includes new - type cement and wall - building material with coal gangue, industrial waste and fly ash as the raw material ; neody mi um - iron - boron material, nano - material, fire - resistance material, kaolin earth material, high - performance ceramic and fiber material, magnetic material, silicon - manganese alloy, and other nonferrous metal materials, along with production technologies of green environmental, clean materials and so on

    以煤矸石、粉煤灰、工業廢渣為原料的新型水泥和新型墻體材料、釹鐵硼材料、納米材料、耐火材料、高嶺土材料、高性能陶瓷和纖維材料、磁性材料、硅錳合金等有色金屬新材料，以及綠色環保、清潔材料的生產技術等。
  10. Article 24 the state promotes the method of dressing coal by washing for the purpose of reducing the sulfur and ash in coal, and restricts the mining of high - sulfur or high - ash coal

    第二十四條國家推行煤炭洗選加工，降低煤的硫份和灰份，限制高硫份、高灰份煤炭的開采。
  11. If the coal mined from an established coal mine is of high - sulfur or high - ash, supporting facilities for the dressing of coal by washing shall be installed within a time limit in accordance with the plan approved by the state council

    對已建成的所採煤炭屬于高硫份、高灰份的煤礦，應當按照國務院批準的規劃，限期建成配套的煤炭洗選設施。
  12. The automation of coal flotation has been wandering for many years in china. the production efficiency is relatively low because of the feed forward control which adds the flotation reagent based on the fine coal in feed slurry, ignoring the quantity and quality of the products. aiming at this problem, method of measuring the flotation technical parameters was studied, the slurry level meter and the slurry ash - measuring device were worked out, and the computer control system of the coal flotation was designed. the feedback control was realized by using the fuzzy logic control control technology to regulate the reagent addition and the slurry level in the flotation tank according to the concentrate ash content detectedby the coal slurry ash - measuring device developed. the industrial experiment indicates that the performance inedxes of the coal slurry ashmeasuring device have come up to the advanced levek of the world. the application of the detection and control system in huaibei coal preparation plant results in a high concentrate recovery, a decrease of the reagent consumption, ensuring a highly efficient operation

    浮選自動化在我國多年來徘徊不前，一直採用根據入浮煤漿中的干煤泥量來確定加藥量的前饋控制方法，而不直接以產品的數質量指標作為控制目標，導致浮選生產效率較低.針對上述問題，研究了浮選工藝參數的檢測方法，開發了浮選漿位儀和煤漿測灰儀，設計了浮選計算機控制系統，它根據煤漿測灰儀旁線檢測的精煤灰分，運用模糊控制技術，通過調整浮選藥劑添加量和浮選機漿位，來實現浮選過程的反饋控制.工業性試驗表明，煤漿測灰儀的性能指標接近國外先進水平.煤泥浮選測控系統在淮北選煤廠的現場使用，使浮選生產在精煤灰分合格的前提下，得到了較高的產率，並降低了藥劑用量，從而保證選煤廠高效率地運行
  13. Abstract : the automation of coal flotation has been wandering for many years in china. the production efficiency is relatively low because of the feed forward control which adds the flotation reagent based on the fine coal in feed slurry, ignoring the quantity and quality of the products. aiming at this problem, method of measuring the flotation technical parameters was studied, the slurry level meter and the slurry ash - measuring device were worked out, and the computer control system of the coal flotation was designed. the feedback control was realized by using the fuzzy logic control control technology to regulate the reagent addition and the slurry level in the flotation tank according to the concentrate ash content detectedby the coal slurry ash - measuring device developed. the industrial experiment indicates that the performance inedxes of the coal slurry ashmeasuring device have come up to the advanced levek of the world. the application of the detection and control system in huaibei coal preparation plant results in a high concentrate recovery, a decrease of the reagent consumption, ensuring a highly efficient operation

    文摘:浮選自動化在我國多年來徘徊不前，一直採用根據入浮煤漿中的干煤泥量來確定加藥量的前饋控制方法，而不直接以產品的數質量指標作為控制目標，導致浮選生產效率較低.針對上述問題，研究了浮選工藝參數的檢測方法，開發了浮選漿位儀和煤漿測灰儀，設計了浮選計算機控制系統，它根據煤漿測灰儀旁線檢測的精煤灰分，運用模糊控制技術，通過調整浮選藥劑添加量和浮選機漿位，來實現浮選過程的反饋控制.工業性試驗表明，煤漿測灰儀的性能指標接近國外先進水平.煤泥浮選測控系統在淮北選煤廠的現場使用，使浮選生產在精煤灰分合格的前提下，得到了較高的產率，並降低了藥劑用量，從而保證選煤廠高效率地運行
  14. Abstract : by a large number of trial and related project experiences, the author can draw a conclusion that organic wastewater can gain better processing efficiency before it flows into the biological fluidized beds with lower sludge concentration by coal fly ash pretreatment and high efficiency jet aerator

    文摘:通過大量試驗和相關工程體會得出：有機廢水在進入較低污泥濃度的生物流化床之前，通過粉煤灰的預處理，再配以高效射流曝氣器，能有較好的處理效果。
  15. Aimed at solving the problem that high content of unburned carbon is unfavourable for the comprehensive ultilization in scale of fly ash, the fundamental principle that separation of unburned carbon from fly ash is theoretically analyzed by wet flotation and dry electro - separation, three factors and two levels orthogonal test for flotation and two factors and three levels test for electro - separation were conducted, furthermore, the primary factors and law affecting separating efficiency in flotation and electro - separation were obtained. the results show that wet flotation can give 7. 34 % of the cleaned coal yield rate, which contains 44. 53 % of ash content and 56. 02 % of separating efficiency, while dry electro - separation can reduce the content of carbon in separated fly ash to 3. 16 % and remove 53. 12 % of carbon from fly ash

    針未燃炭含量過高不利對粉煤灰大規模綜合利用的問題，從理論上分析了粉煤灰濕法浮選和干法電選分選未燃炭的基本原理，進行了三因素二水平正交浮選試驗和二因素三水平的正交電選試驗研究，得到了影響浮選和電選分選效果的主要因素及其規律.試驗表明:採用濕法浮選法可獲得精煤產率為7 . 34 % ，灰分為44 . 53 % ，分選效率為56 . 02 %的分選效果；採用干法電選，選后粉煤灰的含碳量可降到3 . 16 % ，脫碳率達53 . 12 %
  16. Abstract : aimed at solving the problem that high content of unburned carbon is unfavourable for the comprehensive ultilization in scale of fly ash, the fundamental principle that separation of unburned carbon from fly ash is theoretically analyzed by wet flotation and dry electro - separation, three factors and two levels orthogonal test for flotation and two factors and three levels test for electro - separation were conducted, furthermore, the primary factors and law affecting separating efficiency in flotation and electro - separation were obtained. the results show that wet flotation can give 7. 34 % of the cleaned coal yield rate, which contains 44. 53 % of ash content and 56. 02 % of separating efficiency, while dry electro - separation can reduce the content of carbon in separated fly ash to 3. 16 % and remove 53. 12 % of carbon from fly ash

    文摘:針未燃炭含量過高不利對粉煤灰大規模綜合利用的問題，從理論上分析了粉煤灰濕法浮選和干法電選分選未燃炭的基本原理，進行了三因素二水平正交浮選試驗和二因素三水平的正交電選試驗研究，得到了影響浮選和電選分選效果的主要因素及其規律.試驗表明:採用濕法浮選法可獲得精煤產率為7 . 34 % ，灰分為44 . 53 % ，分選效率為56 . 02 %的分選效果；採用干法電選，選后粉煤灰的含碳量可降到3 . 16 % ，脫碳率達53 . 12 %
  17. In this paper, analysis and research have been carried out to deal with a lot of problems such as too low temperature for the reheating stream, too high temperature for the flue gas emitting from the furnace and too serious fly ash abrasion for the low temperature reheater of 670t / h coal - fired boiler in power plant

    本文針對某電廠670t h鍋爐的低溫再熱器運行中存在的問題，即：再熱汽溫偏低；排煙溫度高；低溫再熱器飛灰磨損；低溫再熱器超溫爆管，進行了分析和研究。
  18. Standard test method for sulfur in ash from coal, coke, and residues from coal combustion using high - temperature tube furnace combustion method with infrared absorption

    使用帶紅外線吸收的高溫管式爐燃燒法測定煤焦炭和煤燃燒殘余物灰分中硫的標準試驗方法
  19. Surface, the easliy wear and tear parts use grinding - resistant material, extruding part use variable cylinder diamethe extruder with compact structuures, transmission gear with hard gear ter detachable pitch, great extruding p0ressure, high vacuum degree, low loading capacity ( electricity - saving more than 25 % than the same product ). it reaches advanced domestic level andcan replace imported items. it is suitable to produce hollow brick with high hole ratio, coal waste rock hollow bricks, shale hollow bricks, prower coal ash hollow - bricks. the extruder won the scienttific and technological progress pride of the lst building material scientific and techniques achievement exhibition in jiangsu province and the golden prize of the mational brick and tile energy - saving lxln achievement

    該機結構緊湊、傳動齒輪均系硬齒面，易損件採用耐磨材料、擠出部分採用變缸徑、變螺距、擠出壓力大、真空度高，裝機容量低（比同類產品節電25 % ） ，性能優于進口同類設備，適用生產高孔洞率空心砌塊、煤矸石、頁巖、精煤灰空心磚及各類高摻入量粉煤灰磚和低塑性原料磚，該機在江蘇省首屆建材科技成果展覽會科技進步獎； 94全國磚瓦節能四新成果展覽會金獎，西安國際博覽會金獎。
分享友人
分享到 Line

分享到臉書