AM-1000 Series Metal Tube Compact Flowmeter (Standard type) 2017 by Tokyo Keiso

More catalogs by Tokyo Keiso | AM-1000 Series Metal Tube Compact Flowmeter (Standard type) 2017 | 16 pages | 2017-04-20

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Page 15 of AM-1000 Series Metal Tube Compact Flowmeter (Standard type) 2017

am-1000 series compact flowmeter c slurry application consult factory if contaminations sand dirt and other solid particles are expected in fluid as-1000 series slurry flowmeter is available then all these figures are to be put into the formula qw 196 0.03 13.3m3/h 5.1 2 gas application a selection of meter size maximum possible flow rate for each meter size is shown in dimension tables of am-1■ ■1-du am-1■ ■2-du am-1■ ■3-du am-1■ ■3-d am-1■ ■6-d and am-1■ ■7-d flowmeters if actual fluid condition is different from such figures a conversion calculation is to be performed by the following formula qa q where qa q γ t p example 0.01635 273+t 0.1013+p converted flow rate in air 0oc 1atm m3 /hnor flow rate of measuring gas m3/hnor density of measuring gas kg/m3nor pressure of measuring gas oc temperature of measuring gas mpa gas to be measured nitrogen n2 specific weight γ 1.251kg/m3nor operating pressure p 0.6mpa operating temperature t 20oc flowmeter to be used am-1■ ■3-d referring to table 17 on p 10 the suitable meter size is 65 for possible connection flange sizes refer to table 37 ■ density of saturated steam density [kg/m3 generally flowmeters with damper type am-1■ ■1-du am-1■ ■2du am-1■ ■3-du am-1■ ■3-d am-1■ ■6-d and am-1■ ■7-d are recommended for gas application to prevent float vibration steam temp [°c fig 36 qa 300 0.01635 300 0.01635 112.1 [m3/hnor 1.251 273+20 0.1013+0.6 22.86 3 steam application flowmeters with liquid damper type am-1■ ■3-d am-1■ ■6-d and am-1■ ■7-d are recommended for steam application to prevent float vibration also a cooling fin is normally needed because of high temperature density [kg/m3 referring to table 13 on p 10 the suitable meter size is 25 for possible connection flange sizes refer to table 37 5.1 a selection of meter size steam flow rate is to be converted into water flow rate by the following formula for size determination 0.5 qw qs 0.03 0.91.0 1.5 2 steam press [mpa fig 37 qw water converted flow rate m3/h qs steam flow rate m3/h γ density of steam kg/m3 example fluid saturated steam pressure 0.9mpa flow rate 1t/h flowmeter to be used am-1■ ■6-d where first density of the steam is to be obtained from steam graph etc in this application density γ of 0.9mpa steam is 5.1kg/m3 saturated steam curve by temperature is shown on fig 36 and saturated steam curve by pressure is on fig 37 for reference normally flow rate of steam is described in weight unit which is to be converted to volume unit qs as follows 1t/h 1000kg/h qs 1000kg/h 5.1kg/m3 196m3 /h tg-f962-5e 4 connection flanges table 37 shows possible connection flange sizes against selected meter sizes the table is applicable for flowmeters with metallic materials rubber lining etfe lining only listed connection sizes in dimension tables are available for flowmeters with pvc lining and glass lining ■ table 37 type am-1■■1 am-1■■1-js/jf am-1■■2 am-1■■2-js/jf am-1■■3 am-1■■6 am-1■■7 flow direction b-t b-t b-ts b-ts bs-ts l-r r-l -1size ✕ ✕ ● ✕ ● ● ● against meter size 0 size +1 size ● ● ✕ ● ● ● ● ● ● ● ● ● ● ● tokyo keiso co ltd 15