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@@ -36,7 +36,8 @@ class GetLalijiParam:
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status = True
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if status:
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- self.save_param()
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+ param_dict = self.save_param()
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+ self.lalijisuan(real_data_dict, param_dict)
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# format_data = {'c869': '3', 'c870': '6', 'c871': '4', 'c872': '2', 'c873': '1', 'c874': '2'}
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# format_data = {'c869': 40379.57, 'c870': 38944, 'c871': 38954, 'c872': 38844, 'c873': 38974, 'c874': 38904}
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@@ -50,6 +51,32 @@ class GetLalijiParam:
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param_dict = {}
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for each in param_res:
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param_dict[each['serial_number']] = each['value']
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- print("---------------------------------------------------", param_dict)
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self._storage.real_time_data_storage(param_dict)
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+ return param_dict
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+
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+
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+ def lalijisuan(self, original_dict, param):
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+ """计算拉力值，并存入redis中"""
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+
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+ lali_data = {}
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+ serial_dict = {
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+ 'c795': ["c787", "c789", "c790", "c791"],
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+ 'c796': ["c788", "c792", "c793", "c794"]
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+ }
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+
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+ for k, v in serial_dict.items():
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+ original = int(original_dict[v[0]]) # S485读取的无符号整数
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+ a = param[v[1]] # 参数A
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+ b = param[v[2]] # 参数b
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+ f0 = param[v[3]] # 参数f0
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+ if original and original == 0:
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+ lali_data[k] = 0
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+ elif original and original != 0 and a and b and f0:
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+ f = 80000000 / original # 受力时频率f=80000000/（S485读取的无符号整数）
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+ p = a * (f * f - f0 * f0) - b * (f - f0) # P=A(f²-f0²)-B(f-f0)
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+ lali_data[k] = round(p, 2)
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+ else:
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+ lali_data[k] = None
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+
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+ self._storage.real_time_data_storage(lali_data)
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liuxingchen