Chrome Extension
WeChat Mini Program
Use on ChatGLM

考虑压力约束的多杂质氢系统集成

Computers and Applied Chemistry(2011)

Xi'an Jiaotong University | China University of Petroleum

Cited 2|Views3
Abstract
由于原油的劣质化和重质化以及环保法规对油品质量的要求不断提高,使得炼油厂对氢气的需求在不断增加,合理利用炼厂氢气资源,优化配置氢气网络,对于节能减排意义重大。在氢气网络中,压力是一个重要约束,特别是氢气压缩机的投资很大,在氢气网络集成中,必须从经济性的角度满足压力的要求。为了在多杂质氢网络系统设计中同时考虑压力的影响,本文在多杂质赤字率夹点法的基础上,提出了考虑压力约束的多杂质氢系统的集成方法,在进行氢源和氢阱匹配时同时满足氢气浓度、杂质浓度和压力需求。通过引入系统最小压力降的概念,对氢源和氢阱按照杂质浓度进行排序后,构造氢源和氢阱的平均压力一流量图,从而可以判断各区域压力是否足够。当压力不足时,可通过改变公用工程用量或设置压缩机来满足压力需求。建立了费用公式来决定是改变公用工程用量还是设置压缩机,以最终确定经济合理的网络匹配。实例计算表明,所提出的方法是有效的。
More
Translated text
Key words
multiple impurities,hydrogen network,process integration,pressure constraint
求助PDF
上传PDF
Bibtex
AI Read Science
AI Summary
AI Summary is the key point extracted automatically understanding the full text of the paper, including the background, methods, results, conclusions, icons and other key content, so that you can get the outline of the paper at a glance.
Example
Background
Key content
Introduction
Methods
Results
Related work
Fund
Key content
  • Pretraining has recently greatly promoted the development of natural language processing (NLP)
  • We show that M6 outperforms the baselines in multimodal downstream tasks, and the large M6 with 10 parameters can reach a better performance
  • We propose a method called M6 that is able to process information of multiple modalities and perform both single-modal and cross-modal understanding and generation
  • The model is scaled to large model with 10 billion parameters with sophisticated deployment, and the 10 -parameter M6-large is the largest pretrained model in Chinese
  • Experimental results show that our proposed M6 outperforms the baseline in a number of downstream tasks concerning both single modality and multiple modalities We will continue the pretraining of extremely large models by increasing data to explore the limit of its performance
Upload PDF to Generate Summary
Must-Reading Tree
Example
Generate MRT to find the research sequence of this paper
Related Papers

Pinch Analysis and Optimization of Hydrogen Network

Chemical Engineering(China) 2013

被引用3

Review of the Optimization Approaches for Refinery Hydrogen Networks

KANG Yongbo,CAO Cuiwen,YU Teng
Acta Petrolei Sinica(Petroleum Processing Section) 2016

被引用7

Data Disclaimer
The page data are from open Internet sources, cooperative publishers and automatic analysis results through AI technology. We do not make any commitments and guarantees for the validity, accuracy, correctness, reliability, completeness and timeliness of the page data. If you have any questions, please contact us by email: report@aminer.cn
Chat Paper
GPU is busy, summary generation fails
Rerequest