08_JDP_HVAC_Upgrades_60_reviewed_Dwgs_Mechanical Controls.pdf

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1.

GENERAL NOTES - TYP ALL CONTROL DRAWINGS

2.

3.

4.

TS

F

FM

DP

M

AF

TS

MD

AFMS

FSMD

IUC

S

SP

T

TS_WB

DSD

FLOW SWITCH

STATIC PRESSURE SENSOR

MOTORIZED DAMPER

HYDRONIC FLOW METER

VFDDDC CONTROL POINT

CONTROL ABBREVIATIONS & SYMBOLS

FAN

M MOTOR

PUMP

M

STRAINER

ROOM THERMOSTAT

D X

W

C WATER COIL

FILTER

DUCTED SMOKE DETECTOR

ANALOG INPUTAI

AO ANALOG OUTPUT

DI DIGITAL INPUT

DO DIGITAL OUTPUT

DP DIFFERENTIAL PRESSURE

CAL CALCULATED

SCALE: NTSDETAIL - TYP1

DDC WORKSTATION COMPUTER SHELF UNIT

UPSUPS UPS

BACNET / IP

IAW SPEC SECTION 25 10 10

SERVER RACK PROVIDED

CONTROLLER

BACNET

DEVICES

BACNET

CONTROLLER

BACNET

DEVICES

BACNET

CONTROLLER

BACNET

DEVICES

BACNET

CONTROLLER

BACNET

DEVICES

BACNET

DDC MONITORING AND CONTROL (M&C) GENERAL ARCHITECTURE

AFFIX PERMANENT TAGS/LABELS TO ALL DEVICES AS SPECIFIED

LABEL ALL DDC I/O SIGNAL LINES: 4-20 mA, VDC, OR SNVT

EMERGENCY HVAC SHUTDOWN

1.

2.

GENERAL DDC SYSTEM REQUIREMENTS

EVENT LOG:

TRENDING:

ALARMS:

EQUIPMENT WARRANTIES:

2-WAY CONTROL VALVES:

TYP SHELF UNIT

MI001

MI620

MONITORING STATION

DUCTED AIR FLOW

MODULATING DAMPER

FIRE, SMOKE &

SENSOR, PIEZO TYPE

AIR FLOW MEASURING

CONTROLLER

VRF INDOOR UNIT

CALCULATED VALUE

DDC INPUT OR

DRY BULB

TEMPERATURE SENSOR,

WET BULB

TEMPERATURE SENSOR,

SWITCH

DIFFERENTIAL PRESSURE

SENSOR

DUCTED TEMPERATURE

SMOKE DAMPER

FIRE AND/OR

COMPRESSOR

REFRIGERANT

COIL

DIRECT EXPANSION

SHUTOFF VALVE

REFRIGERANT

VALVE

3-WAY MOTORIZED

VALVE

2-WAY MOTORIZED

DRIVE

FREQUENCY

VARIABLE

REQUESTS AND OPERATOR CHANGES.

VIEWABLE AT ANY WORKSTATION. LOG TO INCLUDE A RECORD OF ALL LOG-ON

SIGNIFICANT CONTROL CHANGES IMPLEMENTED OR RECEIVED. EVENT LOG TO BE

DESIGN DDC SYSTEM TO MAINTAIN A HISTORICAL RECORD OF ALL ALARMS AND

RETRIEVE AND VIEW TREND DATA ON DEMAND.

LOG AT 15 MINUTE. DESIGN EACH DDC WORKSTATION INTERFACE TO ALLOW A USER TO

CAPTURE RATE FOR EACH TREND LOG; SET THE DEFAULT CAPTURE INTERVAL FOR EACH

HEREIN THE MI SHTS. DESIGN THE DDC SYSTEM TO HAVE A MANUALLY ADJUSTABLE

IDENTIFIED FOR TRENDING IN THE INPUT / OUTPUT CONTROL POINTS TABLES CONTAINED

DESIGN THE DDC SYSTEM TO CAPTURE TREND DATA FOR EACH OF THE POINTS

ALLOW AN OPERATOR TO VIEW ALL POINTS OF CONTROL PRIOR TO FAILURE.

CONDITIONS RECORDED (E.G., TEMP, PRESSURE, ETC.). WORKSTATION INTERFACE TO

DISPLAY AT A MINIMUM THE ALARM NAME, THE SYSTEM EFFECTED AS WELL AS THE

ALLOW MANUAL ACCEPTANCE OF THE ALARMS. FOR EACH ALARM THE INTERFACE WILL

DESIGN EACH WORKSTATION INTERFACE TO VISUALLY DISPLAY ALARMS AS WELL AS

SEQUENCES AND DDC PROGRAMMING WORK.

THOROUGHLY COORDINATE EQUIPMENT INTERFACES, INTERLOCKS, OPERATIONAL

NOT ENCUMBER EQUIPMENT (E.G., CHILLERS, PUMPS, VRDS, ETC) WARRANTIES.

VERIFY THAT FINAL CONFIGURED CONTROLS FOR THE COLLABORATIVE SYSTEM(S) WILL

FROM ANY SPECIFIC PIECE OF EQUIPMENT (E.G., LIQUID CHILLER).DIRECTLY

COMMANDED THROUGH THE DDC SYSTEM AND NOT OF MOTOR ACTUATED VALVES WILL BE

UNLESS NOTED OTHERWISE IN A SPECIFIC SEQUENCE OF CONTROL AUTOMATIC OPERATION

DDC CONTROLLEDAUTO

FULLY CLOSED OFF

FULLY OPENHAND

VALVE OPERATIONSWITCH POSITION

CONTROL EACH VALVE WILL OPERATE AS FOLLOWS.

(HAND-OFF-AUTOMATIC) SWITCH. UNLESS NOTED OTHERWISE IN A SPECIFIC SEQUENCE OF

EACH 2-WAY MOTOR ACTUATED VALVE WILL BE PROVIDED WITH AN H-O-A

STATIC PRESSURE.

HAVE A LEAKAGE RATE OF LESS THAN 3 CFM/SQUARE FOOT AT A PRESSURE DIFFERENTIAL OF 3.0 INCHES

AUTOMATICALLY CLOSE WHEN THE AIR SHUTOFF SWITCH IS ACTIVATED. THE LOW LEAKAGE DAMPERS SHALL

FIT OUTSIDE AIR INTAKES, RELIEF, AND EXHAUST OPENINGS WITH LOW LEAKAGE DAMPERS THAT

SWITCH TO BE EASILY ACCESSIBLE BY BUILDING OCCUPANTS.

IMMEDIATELY SHUT DOWN THE AIR DISTRIBUTION SYSTEMS THROUGHOUT THE BUILDING. LOCATE THE

EMERGENCY SHUTOFF SWITCH: PROVIDE A SHUTOFF SWITCH IN THE HVAC CONTROL SYSTEM THAT CAN

SIGNAL IDENTIFIERS ARE TO BE CONSISTENT BETWEEN DRAWINGS.

(OR SINGLE) CONTROLLER EACH BUBBLE IS TO USE THE SAME IDENTIFIER AND NUMBER. DEVICE AND

NUMBERED. WHERE SEPERATE DDC CONTROLLER BUBBLES ARE USED TO REPRESENT / SHOW A COMMON

EXAMPLE; DDC CONTROLLER, OA SENSOR,OR EP TRANSDUCER) EACH ARE TO BE SEQUENTIALLY

SHOW A UNIQUE IDENTIFIER FOR EACH DEVICE. WHERE MULTIPLE IDENTICAL DEVICES ARE SHOWN (FOR

DRAWINGS

UNIQUELY NUMBER ALL ANSI 709.1 DEVICES. THIS NUMBERING IS TO BE CONSISTENT BETWEEN ALL

C101

CONFIGURE THE DDC SYSTEM AND EACH LIQUID CHILLER AS FOLLOWS.

CHILLER WARRANTY). TIME DELAYS (SOFTWARE TIMERS) WILL BE FULLY ADJUSTABLE.

OFF-TIME OF 15 MINUTES (OPERATOR ADJUSTABLE 0-60 MIN. SUBJECT TO MINIMUM

ONCE ENABLED, A CHILLER WILL HAVE A MINIMUM ON-TIME OF 5 MINUTES AND A A.

(CHILLER NOT AVAILABLE TO START SIGNAL).

CHILLER MICROPROCESSOR CONTROLLER COMMAND “OFF” OR “FAULT”CONDITION

ENABLE THE DDC TO VALIDATE IF THE CHILLER IS DISABLED DUE TO AN INTEGRAL

HARD-WIRED ACCESSORY RELAYS OR HARD-WIRED CHILLER SOFTWARE RELAYS TO

PROVIDE A CHILLER FAULT INTERLOCK TO THE DDC FROM THE CHILLER THROUGH D.

OPERATION, A “FAULT” SIGNAL FROM THE CHILLER WILL BE ISSUED TO THE DDC.

IF A CHILLER IS MANUALLY DISABLED OR OTHERWISE INCAPABLE OF AUTOMATIC B.

0-100%).

THE DDC INTERFACE WILL ALLOW CHILLER DEMAND LIMIT CONTROL (ADJUSTABLE C.

HYDRONIC PUMPS: CONFIGURE THE DDC SYSTEM AND EACH PUMP (CHILLED OR CONDENSER WATER) AS FOLLOWS.

MECHANICAL EQUIPMENT (E.G., LIQUID CHILLER)

PUMPS WILL BE COMMANDED THROUGH THE DDC, NOT DIRECTLY FROM ANY OTHER A.

PREVENT SHORT CYCLING

PROVIDE SOFTWARE ADJUSTABLE MINIMUM ON AND OFF TIMES FOR EACH PUMP TO B.

POSITION WILL START AND ASSUME THE OPERATING POSITION IN THE ROTATION

BE MARKED AS FAILED VIA THE DDC INTERFACE AND THE PUMP IN THE BACKUP

FOR PRIMARY / BACKUP PUMP ARRANGEMENTS, IF THE PRIMARY PUMP FAILS, IT WILL C.

(0-90 DAYS ADJ). AUTOMATIC PUMP ROTATION WILL BE IDENTIFIED VIA THE DDC INTERFACE.

ENABLE TIME-ROTATION OF PUMPS. CONFIGURE PUMPS TO ROTATE PUMPS EVERY 30 DAYS

AUTOMATICALLY FOR PRIMARY / BACKUP PUMP ARRANGEMENTS, PROVIDE SOFTWARE TO D.

VFD.

PUMP STATUS WILL BE ESTABLISHED BY THE CURRENT SENSING OUTPUT FROM THE PUMP G.

LIQUID CHILLERS:

CONTROL VALVES:

DDC POINTS:

DELAYS, ETC AS DEFINED THROUGHOUT THE MI SHEETS.

OF ALL INPUT / OUTPUT CONTROL POINTS, CALCULATED POINTS, SETPOINTS, TIME

THE DDC INTERFACE WILL PROVIDE A METHOD TO VIEW "REAL TIME" NUMERICAL VALVES

IN THE "AUTO" POSITION.

SET TO THE “OFF” POSITION OR THE DDC SYSTEM INITIATES A STOP SIGNAL WITH THE H-O-A THE INITIATION OF A PUMP STOP EVENT WILL OCCUR WHEN A PUMP’S VFD H-O-A SWITCH IS F.

RESPECTIVE H-O-A SWITCH IS MOVED FROM THE “HAND”TO THE “OFF” OR “AUTO” POSITION.

ALARM THROUGH THE EQUIPMENT STATUS POINT. ALARMS WILL CLEAR WHEN THE

THE CONTROL SYSTEM IS COMMANDING THE SYSTEM “OFF”, THE SYSTEM WILL INDICATE AN

“HAND” POSITION, THE PUMP WILL OPERATE REGARDLESS OF THE SYSTEM COMMAND; IF

SIGNAL WITH THE H-O-A IN THE "AUTO" POSITION. WITH A PUMP VFD H-O-A SWITCH IN THE

(H-O-A) SWITCH IS SET TO THE “HAND” POSITION OR THE DDC SYSTEM INITIATES A START

THE INITIATION OF A PUMP START EVENT WILL OCCUR WHEN A PUMP’S VFD HAND-OFF-AUTO E.

EL 195.0

MAINT OFFICE, SSB,

LOCATED IN MECH

WORKSTATION 1;

ROOM, SSB, EL 251.0

LOCATED IN COMM

DDC SERVER;

SSB, EL 229.0

LOCATED IN LOBBY,

WORKSTATION 2;

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MI620

UPS

CONTROLLER (PLC)

LOGIC

PROGRAMMABLE

TCP/IP COMMUNICATION

CAT-5 CABLING;

EL 229'-0"

CONTROL ROOM,

LOCATED IN SSB,

WORKSTATION 3;

TO WORKSTATION

EL 229'-0"; NEXT

CONTROL ROOM,

LOCATED IN SSB,

IN GENERATOR ROOM (EL 168'-6")

WALL-MOUNTED NEAR GENERATOR

ONE I/O MODULE PER GENERATOR;

DEVICES

NO. 1

GENERATOR

DEVICES

NO. 2

GENERATOR

DEVICES

NO. 3

GENERATOR

DEVICES

NO. 4

GENERATOR

DEVICES

NO. 5

GENERATOR

DEVICES

NO. 6

GENERATOR

WIRE TO DEVICES (TYP)

18 AWG SHIELDED

GENERAL ARCHITECTURE - GENERATOR COOLING WATER DISCHARGE SYSTEM

INDUSTRIAL BASED MONITORING AND CONTROL (M&C) SYSTEM

VENT

NC

NO

ROOM IN AB

TO HEAT PUMP

GENERATORS 1 - 6

HEADER CONNECTING

M

F M

T S

P S

TO TAILWATER

DISCHARGE

VENT

N C

BYPASS

GENERATOR

TO PLACEMENT

THE FACILITY POC PRIOR

TO BE COORDINATED WITH

EXACT ROUTING OF WIRING

RS-45

RS-45

BYPASS

MANUAL

F M

T S

P S

M

VENT

NC

NO

CV-02-01-01

M

F M

T S

P S

CV-02-01-02

BYPASS

MANUAL

F M

T S

P S

M

TO TAILWATER

DISCHARGE

VENT

N C

BYPASS

GENERATOR

VENT

NC

NO

M

F M

T S

P S

BYPASS

MANUAL

F M

T S

P S

M

TO TAILWATER

DISCHARGE

VENT

N C

BYPASS

GENERATOR

VENT

NC

NO

M

F M

T S

P S

BYPASS

MANUAL

F M

T S

P S

M

TO TAILWATER

DISCHARGE

VENT

N C

BYPASS

GENERATOR

VENT

NC

NO

M

F M

T S

P S

BYPASS

MANUAL

F M

T S

P S

M

TO TAILWATER

DISCHARGE

VENT

N C

BYPASS

GENERATOR

VENT

NC

NO

M

F M

T S

P S

BYPASS

MANUAL

F M

T S

P S

M

TO TAILWATER

DISCHARGE

VENT

N C

BYPASS

GENERATOR

SCHEMATIC SCALE: NTS

MODULE1

I/O

REMOTE

MODULE2

I/O

REMOTE

MODULE3

I/O

REMOTE

MODULE4

I/O

REMOTE

MODULE5

I/O

REMOTE

MODULE6

I/O

REMOTE

T S

T S

T S

T S

T S

T S

GENERATORS 1 - 6

HEADER CONNECTING

BEARING COOLERS

FROM THRUST

CV-02-02-02

BEARING COOLERS

FROM THRUST

CV-02-03-02

BEARING COOLERS

FROM THRUST

CV-02-04-02

BEARING COOLERS

FROM THRUST

CV-02-05-02

BEARING COOLERS

FROM THRUST

CV-02-06-02

BEARING COOLERS

FROM THRUST

CV-02-02-01CV-02-03-01CV-02-04-01CV-02-05-01CV-02-06-01

91019102

92019202

93019302

94019402

95019502

96019602

1.

2.

SYSTEM

NO 1

GENERATOR

SYSTEM

NO 2

GENERATOR

SYSTEM

NO 3

GENERATOR

SYSTEM

NO 4

GENERATOR

SYSTEM

NO 5

GENERATOR

SYSTEM

NO 6

GENERATOR

STRAINER

DUPLEX

WATER

DECK WASHING

BETWEEN ADJACENT GENERATOR

CROSS CONNECTION PIPING

SCROLL

FROM TURBINE

SOURCE WATER

NC

VALVE

CONTROL

(TYP)

VENTURI

DRAIN

NC

WATER

TURBINE GLAND

COOLING WATER

TURBINE BEARING

BAYS 1, 2, 3, 4, 5 & 6 - GENERATOR AND THRUST BEARING COOLING WATER DISCHARGE PIPING

SCHEMATIC SCALE: NTS

TSPS

91109111

TO GENERATOR COOLERS

DISTRIBUTION HEADER

COOLER

BEARING

TO THRUST

3.

BAY 1 - GENERATOR COOLING WATER INTAKE PIPING (EXISTING PIPING)

G E

N E

R A

T O

R C

O O

L

IN

G W

A T

E R

C O

N T

R O

L S

C H

E M

A T

IC

S

N E

T W

O R

K A

R C

H

IT

E C

T U

R E

COOLERS

FROM GENERATOR

COOLERS

FROM GENERATOR

COOLERS

FROM GENERATOR

COOLERS

FROM GENERATOR

COOLERS

FROM GENERATOR

COOLERS

FROM GENERATOR

2 CONTROL SYSTEMS.

DDC CONTROL SYSTEM. THERE ARE TO BE NO INTERCONNECTIONS BETWEEN THE

1, 2, 3, 4, 5 & 6. THIS SYSTEM IS TO BE COMPLETELY SEPARATE FROM THE HVAC

AND MONITOR THE GENERATOR COOLING DISCHARGE WATER FROM GENERATORS

PROVIDE A STAND-ALONE, INDUSTRIAL GRADE CONTROL SYSTEM TO CONTROL

CONTROL.

REFER TO SHT MI618 FOR INPUT / OUTPUT CONTROL POINTS AND SEQUENCES OF

POINTS TABLE ON SHT MI618.

MEASUREMENTS OF EACH OF THE POINTS LISTED IN THE INPUT / OUTPUT CONTROL

THE WORKSTATION 3 INTERFACE WILL BE CAPABLE OF DISPLAYING THE

C901C902C903C904C905C906

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O L

SEQUENCE OF CONTROL

(GENERATOR COOLERS & THRUST BEARING COOLERS)

FLOW RATE VS DISCHARGE WATER TEMPERATURE

S901

MAX

S904

OR

S903

D

IS

C H

A R

G E W

A T

E R F

L O

W R

A T

E

G P

M

DISCHARGE WATER TEMPERATURE (F)

TEMPERATURE SETPOINT.

VALVE MUST BE MAINTAINED REGARDLESS OF THE MINIMUM DISCHARGE WATER

COOLER CONTROL VALVES. AS SHOWN IN THE CHART, MINIMUM FLOW RATE OF EACH

OF THE OPERATION OF BOTH THE GENERATOR COOLER AND THRUST BEARING

THE INTENT OF THE FOLLOWING CHART IS TO PROVIDE A GENERAL REPRESENTATION

< THAN S901 > THAN S901