B6. Overview-2
2017-01-05 本文已影响10人
橡果
| Essential（必要性） | TRUE – MV对控制是必须的。FALSE – MV对控制不是必须的。 | R | R |
| Valve Position（阀位） | DCS控制器中属于MV的MV值。 | R | R |
| Calculated Move（计算动作） | 计算动作值受最大动作步幅的约束。当被约束时，该值以粗体显示。 | R | R |
| MV Status（MV状态） | ACTIVE-表示由控制器来操作。 INACTIVE- 表示不由控制器操作。 BAD- 表示尚未初始化。 | R | R |
| MV Constraint（MV约束） | HILIMITED- MV受SP High所限制； LOLIMITED- MV受SP LOW所限制； BLANK – 无约束。 | R | R |
| Prediction at Steady State（稳态预测值） | MV的稳态预测值。 | R | R |
| Constraint at Steady State（稳态约束） | HILIMITED-在稳态时MV被限制在设定点高限。LOLIMITED- 在稳态时MV被限制在设定点低限。 BLANK – 无约束。 | R | R |
| Sub Controller（子控制器） | 子控制器名。 | ||
| Sort Priority（排序优先级） | 按顺序排序的优先级。 | R/W | R/W |
| CV | |||
| CV No. | CV数目。 | R | R |
| Tag Name | CV位号名。 | R | R |
| Comment（描述） | 位号描述。 | R | R |
| Remove from Control（从控制中移除） | 移除开关。 | R | R |
| Priority（优先级） | 优先级。 | R | R |
| Setpoint Tracking flag（设定点跟踪标签） | CV跟踪开关。 | R | R/W |
| Set Range High（设定范围高限） | 操作员输入的CV上限目标值。 CV target（目标）通过设定SETRANGE（即高 (SETRANGE HIGH)和低(SETRANGE LOW)设定值范围）来实现。 | R/W | R/W |
| Set Range Low（设定范围低限） | 操作员输入的CV下限目标值。 CV target（目标）通过设置SETRANGE（即上限和下限之间值的范围）来定义。 | R/W | R/W |
| Target Value（目标值） | 来自实时优化程序Real-Time Optimiser (RTO)的CV目标值。只有当CV的REMOVE_TARGET标签被设置为FALSE时被视为有效目标值。 | - | R |
| Calculated Value（计算值） | 表示了CV的计算值。 CV可以是一个直接测量值（例如分析仪或RQE），或由控制器提供的若干线性组合。 如果POV被断开，则将基于ESTIMATED POV计算CV。 | R | R |
| Predicted Value（预测值） | CV的稳态预测值。 | R | R |
| CV Status（CV状态） | ACTIVE: 用于控制目标。 INACTIVE: 不用于控制目标。 BAD- 尚未初始化。 | R R | |
| Actual Constraint（实际约束） | HILIMITED- CV被限制在设定点高限； LOLIMITED- CV被限制在设定点低限。 | R | R |
| Prediction at Steady State（稳态预测值） | CV的稳态预测值。 | R | R |
| Constraint at Steady State（稳态时的约束） | HILIMITED-在稳态时CV被限制在设定点高限。LOLIMITED- 在稳态时CV被限制在设定点低限。 BLANK – 无约束。 | R | R |
| Sub Controller（子控制器） | 子控制器名。 | R | R |
| Sort Priority（排序优先级） | 按顺序排序的优先级。 | R/W | R/w |
原文：
| Essential | TRUE - MV is essential for control. FALSE - MV is not essential for control. | R | R |
| Valve Position | MV value of DCS controller the MV belongs to. | R | R |
| Calculated Move | Calculated Move value is limited by Max move size. When limited, the value is displayed in bold. | R | R |
| MV Status | ACTIVE- Indicates Manipulation by the controller. INACTIVE- indicates No manipulation by the controller. BAD- indicates ‘Not yet initialized’. | R | R |
| MV Constraint | HILIMITED- MV is limited at SP High LOLIMITED- MV is limited at SP LOW BLANK – No constraint | R | R |
| Prediction at Steady State | Predicted value of the MV at Steady State | R | R |
| Constraint at Steady State | HILIMITED- MV is limited at Set Point High at Steady state. LOLIMITED- MV is limited at Set Point LOW at Steady state. BLANK – No constraint | R | R |
| Sub Controller | Sub controller name | ||
| Sort Priority | Priority to sort in order | R/W | R/W |
| CV | |||
| CV No. | CV number | R | R |
| Tag Name | CV Tag Name | R | R |
| Comment | Tag comment | R | R |
| Remove from Control | Remove switch | R | R |
| Priority | Priority level | R | R |
| Setpoint Tracking flag | CV Tracking switch | R | R/W |
| Set Range High | Operator entered CV’s upper target value. CV target is defined by setting SETRANGE i.e. a band of values between upper (SETRANGE HIGH) and lower (SETRANGE LOW) settings. | R/W | R/W |
| Set Range Low | Operator entered CV’s lower target value. CV target is defined by setting SETRANGE i.e. a band of values between upper and lower limits. | R/W | R/W |
| Target Value | CV targets value coming from a Real-Time Optimiser (RTO). Only the CVs have the REMOVE_TARGET flag set to FALSE are considered having valid target. | - | R |
| Calculated Value | Indicates calculated value of CV CV can be a direct measurement (e.g. Analyzer or RQE) or a linear combination of several measurements provided by the controller. If POV is disconnected then CV is calculated on the basis of the ESTIMATED POV. | R | R |
| Predicted Value | Predicted value of CV at steady state. | R | R |
| CV Status | ACTIVE: Used in the control objectives. INACTIVE: Not used in the control objectives. BAD- Not yet initialized. | R | R |
| Actual Constraint | HILIMITED- CV is limited at Set Point High LOLIMITED- CV is limited at Set Point LOW | R | R |
| Prediction at Steady State | Predicted value of CV at steady state. | R | R |
| Constraint at Steady State | HILIMITED- CV is limited at Set Point High at Steady state. LOLIMITED- CV is limited at Set Point LOW at Steady state. BLANK – No constraint | R | R |
| Sub Controller | Sub controller name | R | R |
| Sort Priority | Priority to sort in order | R/W | R/w |
2017.1.5
