{"id":1749,"date":"2019-08-06T18:29:45","date_gmt":"2019-08-06T18:29:45","guid":{"rendered":"https:\/\/ayyappatelugusongs.com\/flamboyant\/?page_id=1749"},"modified":"2019-12-13T16:33:17","modified_gmt":"2019-12-13T16:33:17","slug":"shock-response-spectrum","status":"publish","type":"page","link":"https:\/\/flamboyantsolutions.co.in\/?page_id=1749","title":{"rendered":"Shock Response Spectrum"},"content":{"rendered":"<p>[vc_row][vc_column][vc_column_text]<\/p>\n<h1>Shock Response Spectrum<\/h1>\n<p>A Shock Response Spectrum (SRS) is a graphical presentation of a transient acceleration pulse\u2019s potential to damage a structure. It plots the peak acceleration responses of a bank of single degree-of-freedom (SDOF) spring, mass damper systems all experiencing the same base-excitation as if on a rigid massless base. Each SDOF system has a different natural frequency; they all have the same viscous damping factor. A spectrum results from plotting the peak accelerations (vertically) against the natural frequencies (horizontally). An SRS is generated from a shock waveform using the following process:<\/p>\n<ul>\n<li>Specify a damping ratio for the SRS (5% is most common)<\/li>\n<li>Use a digital filter to model an SDOF of frequency, f<sub>n<\/sub> and damping \u03be.<\/li>\n<li>Apply the transient as an input and calculate the response acceleration waveform.<\/li>\n<li>Retain the peak positive and negative responses occurring during the pulse\u2019s duration and afterward.<\/li>\n<li>Select one of these extreme values and plot it as the spectrum amplitude at fn.<a href=\"https:\/\/ayyappatelugusongs.com\/flamboyant\/wp-content\/uploads\/2019\/09\/sk1.tif\"><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-medium wp-image-2051\" src=\"https:\/\/ayyappatelugusongs.com\/flamboyant\/wp-content\/uploads\/2019\/09\/sk1.tif\" alt=\"\" width=\"1\" height=\"1\" \/><\/a><\/li>\n<li>Repeat these steps for each (logarithmically spaced) f<sub>n<\/sub> desired.<\/li>\n<\/ul>\n<p>Illustration of a multi-degree of freedom system model used to compute SRS.[\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[vc_row][vc_column][vc_column_text] Shock Response Spectrum A Shock Response Spectrum (SRS) is a graphical presentation of a transient acceleration pulse\u2019s potential to damage a structure. It plots the peak acceleration responses of a bank of single degree-of-freedom (SDOF) spring, mass damper systems all experiencing the same base-excitation as if on a rigid massless base. Each SDOF system [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"_links":{"self":[{"href":"https:\/\/flamboyantsolutions.co.in\/index.php?rest_route=\/wp\/v2\/pages\/1749"}],"collection":[{"href":"https:\/\/flamboyantsolutions.co.in\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/flamboyantsolutions.co.in\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/flamboyantsolutions.co.in\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/flamboyantsolutions.co.in\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1749"}],"version-history":[{"count":5,"href":"https:\/\/flamboyantsolutions.co.in\/index.php?rest_route=\/wp\/v2\/pages\/1749\/revisions"}],"predecessor-version":[{"id":2500,"href":"https:\/\/flamboyantsolutions.co.in\/index.php?rest_route=\/wp\/v2\/pages\/1749\/revisions\/2500"}],"wp:attachment":[{"href":"https:\/\/flamboyantsolutions.co.in\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1749"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}