BMCI

Both ACI and BMCI are examined using physical data of pure hydrocarbons, whose carbon number is as high as 20 and boiling range is up to 350 ℃.

芳香度关联指数ACI和相关指数BMCI共同经过了纯烃物性数据的检验，所经检验的纯烃碳原子数达20，沸点达350℃。

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The 358 ℃ minus fraction with a BMCI value of 4. 9 was a suitable feedstock for ethylene plant.

小于358℃馏分的BMCI值为4.9，适于做乙烯原料。

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The test result showed that reformer feedstock with high potential aromatics, 3# jet fuel, low sulfur and low solidifying point diesel and unconverted oil with low BMCI value were obtained.

结果表明，利用中压加氢裂化工艺加工大庆VGO或其混合油可以获得高芳烃潜含量的重整原料、合格的3号喷气燃料、低硫和低凝柴油以及BMCI低的尾油。

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Applying the method of mathematical statistics, the model for predicting olefin yield distribution of hydrocarbon cracking is obtained. There are three parameters in the model, which are BMCI, cracking temperature and residence time.

采用经验法，以芳烃指数、裂解温度、停留时间为参数，建立烃类裂解烯烃产率分布模型。

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The examination shows that the correlation of ACI is superior over BMCI and is more reliable when characterizing heavy hydrocarbons.

纯烃物性数据的检验结果表明，芳香度关联指数ACI的关联及预测性能优于BMCI指数，在表征重烃时，结果更加可靠。

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In the situation of gaining the same quality unconverted oil ( the BMCI value was about 10), the yield of unconverted oil when using new catalysts would be about 15% higher than that of RMC technology.

而在尾油质量相当（BMCI值为10）的条件下，尾油收率较原催化剂增加约15个百分点。

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About 19~-27 wt% of ethylene yield can be obtained from various heavy feedstocks ( BMCI values between 20 to 50) in riser pilot plant at typical operating conditions.

在典型的工艺条件下，不同的重质原料油（BMCI值为20～50）在中型提升管装置上，其乙烯产率可达19w%～27w%。

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