high-flotation 中文意思是什麼
high-flotation
解釋
對地面壓強很小的-
Parameters of coal flotation using novel column of high bubble surface area flux
高氣泡表面積通量浮選柱選煤參數的研究 -
Study of enhancing desulphurization mechanism for high sulphur coal in flotation by electrolytic reduction
電解還原法強化高硫煤浮選脫硫機理研究 -
The test results show that the whiteness of high - grade grammite powder can be increas4ed from 72 to 84 by using single high - intensity magnetic separation, and the one of low - grade grammite powder containing carbonaceous materials from 62 to about 81 by using the hims - airflow pulverising - flotation flowsheet
試驗結果表明，採用單一強磁選方法可將硅灰石富礦粉的白度由72提高到84 ；採用強磁選-氣流粉碎-浮選新工藝可將含碳質物的硅灰石貧礦粉的白度由62提高到81左右。 -
Classification and froth flotation of fly ash for producing high - quality pozzolan
採用分級和泡沫浮選從飛灰中生產高質量白榴火山灰 -
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 -
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 -
Study on the treatment of waste water containing flotation reagent amine with high effective microbe
高效微生物處理含胺選礦藥劑生產廢水試驗研究 -
Experimental research on enhancing desulfurization of high sulfur coal in flotation by electrochemical methods
電化學法強化高硫煤浮選脫硫試驗研究 -
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 % -
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 % -
Study on improving copper flotation indexes of high mica containing copper - iron sulfide ore
提高高含量雲母硫化銅鐵礦銅浮選指標的研究 -
The industrial test of stage grinding, gravity separation - high intensity magnetic separation and anionic reverse flotation technology in co. 1 workshop of qidashan concentrator is described and its comparision with the original flowsheet and the analysis are made. the effort that should be made in the flowsheet transformation under the existing conditions is suggested
介紹了齊大山選礦廠一選車間階段磨礦、重選-強磁選-陰離子反浮選工藝工業試驗情況，並與原流程進行了對比和分析，指出了在現有條件下進行流程改造應加強的工作。 -
Technical study and practice for flotation tailings to be recovered by use of high frequency vibration screen
高頻篩回收浮選尾煤的工藝探討與實踐
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