{"id":1768,"date":"2020-07-02T14:22:52","date_gmt":"2020-07-02T18:22:52","guid":{"rendered":"https:\/\/pressbooks.bccampus.ca\/chbe220\/?post_type=chapter&p=1768"},"modified":"2020-08-04T14:37:52","modified_gmt":"2020-08-04T18:37:52","slug":"block-flow-diagrams","status":"publish","type":"chapter","link":"https:\/\/pressbooks.bccampus.ca\/chbe220\/chapter\/block-flow-diagrams\/","title":{"raw":"Block Flow Diagrams","rendered":"Block Flow Diagrams"},"content":{"raw":"
\r\n
<\/div>\r\n<\/div>\r\n
\r\n
<\/div>\r\n
\r\n
\r\n
\r\n

Learning Objectives<\/p>\r\n\r\n<\/header>\r\n

\r\n\r\nBy the end of this section, you should be able to:\r\n\r\nConstruct<\/strong> block flow diagrams (BFDs) for chemical processes\r\n\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n
\r\n
<\/div>\r\n
\r\n
\r\n

Block Flow Diagrams<\/h2>\r\nWe typically break down chemical and biological processes (or any other process) into units representing equipment. These are called unit operations <\/strong> and are drawn as circles or squares:\r\n\r\n\"\"\r\n\r\nLines with arrows represent the flow of materials in streams to and from units. These lines have only 1 arrowhead:\r\n\r\n\"\"\r\n\r\nMaterials in each stream are labeled above or beside the stream:\r\n\r\n\"\"\r\n\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n
\r\n
<\/div>\r\n
\r\n
\r\n
\r\n

Exercise: BFD Components<\/p>\r\n\r\n<\/header>\r\n

\r\n
\r\n
\r\n
\r\n
\r\n\r\nWhat are some errors in the following flowsheet? How would you change the flowsheet to address these errors?\r\n\r\n\"\"\r\n\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n
\r\n\r\nSolution<\/strong>\r\n\r\n\"\"\r\n\r\nWe can correct the BFD to following:\r\n\r\n\"\"\r\n\r\n \r\n\r\n<\/div>\r\n \r\n\r\n<\/div>\r\n<\/div>\r\n<\/div>","rendered":"
\n
<\/div>\n<\/div>\n
\n
<\/div>\n
\n
\n
\n
\n

Learning Objectives<\/p>\n<\/header>\n

\n

By the end of this section, you should be able to:<\/p>\n

Construct<\/strong> block flow diagrams (BFDs) for chemical processes<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n

\n
<\/div>\n
\n
\n

Block Flow Diagrams<\/h2>\n

We typically break down chemical and biological processes (or any other process) into units representing equipment. These are called unit operations <\/strong> and are drawn as circles or squares:<\/p>\n

\"\"<\/p>\n

Lines with arrows represent the flow of materials in streams to and from units. These lines have only 1 arrowhead:<\/p>\n

\"\"<\/p>\n

Materials in each stream are labeled above or beside the stream:<\/p>\n

\"\"<\/p>\n<\/div>\n<\/div>\n<\/div>\n

\n
<\/div>\n
\n
\n
\n
\n

Exercise: BFD Components<\/p>\n<\/header>\n

\n
\n
\n
\n
\n

What are some errors in the following flowsheet? How would you change the flowsheet to address these errors?<\/p>\n

\"\"<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n

\n

Solution<\/strong><\/p>\n

\"\"<\/p>\n

We can correct the BFD to following:<\/p>\n

\"\"<\/p>\n

 <\/p>\n<\/div>\n

 <\/p>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"author":949,"menu_order":5,"comment_status":"closed","ping_status":"closed","template":"","meta":{"pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"chapter-type":[],"contributor":[],"license":[],"class_list":["post-1768","chapter","type-chapter","status-publish","hentry"],"part":1633,"_links":{"self":[{"href":"https:\/\/pressbooks.bccampus.ca\/chbe220\/wp-json\/pressbooks\/v2\/chapters\/1768","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pressbooks.bccampus.ca\/chbe220\/wp-json\/pressbooks\/v2\/chapters"}],"about":[{"href":"https:\/\/pressbooks.bccampus.ca\/chbe220\/wp-json\/wp\/v2\/types\/chapter"}],"author":[{"embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/chbe220\/wp-json\/wp\/v2\/users\/949"}],"replies":[{"embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/chbe220\/wp-json\/wp\/v2\/comments?post=1768"}],"version-history":[{"count":4,"href":"https:\/\/pressbooks.bccampus.ca\/chbe220\/wp-json\/pressbooks\/v2\/chapters\/1768\/revisions"}],"predecessor-version":[{"id":2347,"href":"https:\/\/pressbooks.bccampus.ca\/chbe220\/wp-json\/pressbooks\/v2\/chapters\/1768\/revisions\/2347"}],"part":[{"href":"https:\/\/pressbooks.bccampus.ca\/chbe220\/wp-json\/pressbooks\/v2\/parts\/1633"}],"metadata":[{"href":"https:\/\/pressbooks.bccampus.ca\/chbe220\/wp-json\/pressbooks\/v2\/chapters\/1768\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/pressbooks.bccampus.ca\/chbe220\/wp-json\/wp\/v2\/media?parent=1768"}],"wp:term":[{"taxonomy":"chapter-type","embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/chbe220\/wp-json\/pressbooks\/v2\/chapter-type?post=1768"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/chbe220\/wp-json\/wp\/v2\/contributor?post=1768"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/chbe220\/wp-json\/wp\/v2\/license?post=1768"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}