.3、巴歇尔槽巴歇尔槽的结构如图二十一。巴歇尔槽的
表
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记尺寸是喉道宽“b。”首先根据应用需要的最大流量，从“附录二、巴歇尔槽水位-流量
公式
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”中查出合适的巴歇尔槽的喉道宽“b。”再从“附录一、巴歇尔槽结构尺寸”中查出对应喉道宽等于“b的”巴歇尔槽的其余尺寸。如“L、”“N”、“B1、”“L1等”等。把这些尺寸填入图二十一中右侧的栏目中。按图二十一加工成形，安装在渠道上，如图二十所示。巴歇尔槽水位-流量关系一般是形如：Q=C*han的公式。根据喉道宽“b，”从“附录二、巴歇尔槽水位-流量公式”中找出对应的公式。逐点代如水位值，求出对应的流量。本仪表内已预先存储了喉道宽从0.076m～1.8m槽的水位-流量表。表六、七、八分别是喉道宽为0.025m，0.051m，2.1m巴歇尔槽的水位流量对应关系。表六喉道0.025米巴歇尔槽水位流量对应表水位单位：米流量单位：升/秒水位0.0000.0100.0200.0300.0400.0500.0600.0700.0800.090流量0.00000.04800.14050.26340.41140.58140.77120.97941.20461.4458水位0.1000.1100.1200.1300.1400.1500.1600.1700.1800.190流量1.70231.97332.25822.55652.86773.19143.52713.87474.23364.6037水位0.2000.2100.2200.2300.2400.2500.2600.2700.2800.290流量4.98465.37625.37625.37625.37625.3762----表七喉道0.051米巴歇尔槽水位流量对应表水位单位：米流量单位：升/秒水位0.0000.0100.0200.0300.0400.0500.0600.0700.0800.090流量0.00000.09590.28070.52630.82211.16171.54111.95712.40712.8892水位0.1000.1100.1200.1300.1400.1500.1600.1700.1800.190流量3.40183.94344.51275.10885.73076.37757.04847.74298.46029.1997水位0.2000.2100.2200.2300.2400.2500.2600.2700.2800.290流量9.961010.74411.54712.37013.21413.214----表八喉道2.1米巴歇尔槽水位流量对应表水位单位：米流量单位：升/秒水位0.0000.0200.0400.0600.0800.1000.1200.1400.1600.180流量0.000010.02730.37658.09092.019131.47175.97225.16278.76336.53水位0.2000.2200.2400.2600.2800.3000.3200.3400.3600.380流量398.27463.84533.08605.87682.09761.65844.45930.401019.41111.5水位0.4000.4200.4400.4600.4800.5000.5200.5400.5600.580流量1206.51304.41405.11508.61614.91723.81835.41949.62066.32185.5水位0.6000.6200.6400.6600.6800.7000.7200.7400.7600.780流量2307.32431.52558.12687.12818.52952.23088.23226.53367.13509.91/3'.mm：位单寸尺b架支头探向方流水0080=2D.1a212LLLLBBDNKj场现法据根；设，做，关制大有钢；太装璃整度安玻平跨上用；、m如道m架槽确滑8渠。尔准光于支；歇要要大头度在定与：巴寸面要探强确寸明示尺表厚部加况尺说图内内壁上增j情上jB2j圆011=D2b在KL布段均散，扩孔L装段50安头N道探喉8=点D个零1a4位LL水段缩收400DN+50jB1j图二十一、巴歇尔槽结构2/3'..3/3'.
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