Watson McDaniel Steam Design Guide

Hook-Up Drawings

Table of Contents

Page No.

VI

Steam Trap Applications • Introduction to Steam Traps

82 84 86 88

• Drip Leg Design

• Process Trap Guidelines – Gravity Drainage • Process Trap Guidelines – Syphon Drainage

VII

Regulating Valve Applications • General Regulator Application & Installation Notes • Pressure Reducing Station using Spring-Loaded Pilot

90 92 94 96 98

• Pressure Reducing Station using Spring-Loaded Pilot & Trip-Stop Valve • Pressure Reducing Station using Air-Loaded Pilot for Remote Installations • Pressure Reducing Station – Two-Stage (Series) for High-Pressure Turndown

100 102 104 106 108 110 114 116 118 120 122 124 126 128 130 132 134 136 138

• Pressure Reducing Station – Parallel for High-Flow Turndown

• Pressure Reducing Station – Parallel for High-Flow Turndown to Deaerator • Pressure Reducing Station – Two-Stage Parallel for High-Pressure & High-Flow Turndown • Temperature Control of a Batch Process with Electrical Time Sequence Programmer (Solenoid Pilot) • Temperature Control of a Semi-Instantaneous Heater using a Self-Contained Temperature Regulating Valve • Temperature Control of a Semi-Instantaneous Heater using a Pilot-Operated Temperature Regulating Valve Control Valve Applications • Temperature Control of a Semi-Instantaneous Heater using an Electrically-Actuated Temperature Control Valve • Temperature Control of a Semi-Instantaneous Heater using a Pneumatically-Actuated Temperature Control Valve

VIII

• Temperature Control of an Air Heating Coil using a Temperature Control Valve • Pressure Reducing Station using a Pneumatically-Actuated Control Valve

• Boiler Feed using a Water Control Valve with Cavitation Control

• Flow Mixing using a 3-Way Control Valve • Flow Diverting using a 3-Way Control Valve

IX

Pressure Motive Pump (PMP) & Pump-Trap Applications • Condensate Recovery using a Pressure Motive Pump • Drainage of a Single Source of Condensate using Pump-Trap • Drainage of Condensate from Below Grade using Pump-Trap

• Drainage of Condensate from Heat Exchanger Positioned Close to the Ground

• Flash Steam Recovery

• Removal of Water or Condensate from a Pit

140 — 148

PRODUCT CROSS REFERENCE

3

Tel: 610-495-5131 • Pottstown PA • USA •• www.watsonmcdaniel.com

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