Phn III: Phn in nhHng mc: IN NH VIN THNG, GM C:-
H THNG TRUYN THANH THNG BO, H THNG M THANH SN KHU, HI TRNG H
THNG CAMERA QUAN ST. H THNG MNG IN THOI. H THNG MNG MY TNH H THNG
TRUYN HNH NI B.
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I. Cn c lp thit k- Cn c vo ban ve kin truc cua toa nha. - Cn c
vao muc ich khai thac toa nha cua Chu u t. - Cn c vo vt t, thit b
hin ang lu thng trn th trng Vit Nam v Th gii. - Cn c vo ngun gc xut
x, tnh nng k thut cng nh kh nng pht trin v m rng trong tng lai ca
thit b v nhu cu thc t ca x hi - m bo cc tiu chun k thut, cht lng ca
theo tiu chun chung ca cc h thng.
II. Cc tiu chun c p dngCc tiu chun p dng trong xy lp theo tiu
chun ngnh B bu chnh vin thng, B cng an v cc tiu chun c lin
quan.-
TCXD 25&27: 1991. t ng dn in trong nh v cng trnh cng cng.
Tiu chun thit k. TCXD 4756: 1989. Quy phm ni t v ni khng cc thit b
in. TCXDVN 263: 2002: Lp t cp v dy in cho cc cng trnh cng nghip.
TCXDVN 394: 2007: Thit k lp t trang thit b in trong cc cng trnh xy
dng. 11-TCN 18: 2006 .Quy phm trang b in Phn I: Quy nh chung.
11-TCN 19: 2006 .Quy phm trang b in Phn II H thng ng dy dn in.
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11-TCN 20: 2006 .Quy phm trang b in Phn III Bo v v t ng. 11-TCN
21: 2006 .Quy phm trang b in Phn IV Thit b phn phi. TCN 68-140:1995
Chng qu p v qu dng bo v ng dy v thit b thng tin. TCN 68-161:1995
Phng chng nh hng ca ng dy in lc n cc h thng thng tin-Yu cu k thut
TCN 68-132:1998 Cp thng tin kim loi dng cho mng in thoi ni htYu cu
k thut. TCN 68-190: 2003 Thit b u cui vin thng-Yu cu an ton in.
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III. CC H THNG IN NH VIN THNGA. H THNG TRUYN THANH THNG BO V H
THNG M THANH HI TRNG SN KHU A.1.1 H thng m thanh thng bo 1. Phm
viCung cp lp t hon chnh h thng truyn thanh thng bo, cnh bo khn cp
khi c s c, nhn tin v pht nhc nn mt cch ng b cho tt c cc khu vc
trong to nh. H thng bao gm: + Thit b trung tm. + H thng mng cp. + H
thng cc loa v cc ph kin nh gi , thanh ging + H thng ngun d
phng.
2. Mc ch thit k- H thng truyn thanh cng cng c s dng thng bo
chung, hng dn v cnh bo trong trng hp c s c, hng dn khch hng v nhn
vin trong cc vn phng s tn mt cch nhanh nht. Hn th na h thng cn cung
cp tn hiu nhc nn cho cc khu vc cng cng. - H thng c thit k m c kh
nng kt ni v hot ng phi hp vi cc h thng khc nh h thng bo chy t ng, h
thng qun l ta nh thng minh (IBMS), tng i
3. Phng n b tr thit bH thng cho php pht ra c nhc nn v cc bn tin
thng bo ti cc vng m thanh ti cc khu vc khc nhau c phn chia mt cch
hp l. Ton b ta nh s c chia lm cc zone (vng m thanh) nh sau:
B tr loa cho tt c cc khu vc: trn mt bng cc khu vn phng lam
vic, tng hm, xe, i snh, hanh lang, snh thang my, thang b, nh v
sinh
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Mi tng hm xe c phn thnh 1 zone v c b tr s dng
loa nn phn x cng sut 10W m bo pht thng bo mc to, r rng t c mc n
ln khu vc ny.
Mi tng vn phng s c b tr thnh 01 zone ring bit cho cc
loa trong phong. Cc zone ny s s dng loa m trn cng sut 3/6W gn
trn trn gi, cc loa c b tr u nhau, m bo m quan v cng m thanh cho ton
b khng gian vn phng.
Cac loa hanh lang, snh thang my, khu WC cua tt c cac tng se
c b tri thanh 01 zone. Zone ny co th c th pht nhc nn (nu mun),
do chng ti b tr trn hnh lang cc tng (t tng 1 n tng 11) mi tng lp 1
chit p 30W nhn vin, khch hng ti tng c th iu chnh mc m lng ca nhc nn
theo mun ca mnh.
Cc cu thang b c phn thnh 1 zone ring bit, vi mc ch
thng bo di tn trong trng hp khn cp. Loa s dng ti cu thang l cc
loa hp 3/6W, c b tr xen k trung bnh 2 tng 1 loa m vn m bo c cng m
thanh thng bo cho khu vc ny.
Cc thit b trung tm ca h thng PA c b tr gn vo 1 t rack
19 tiu chun EIA, gn nh, tin dng khi vn hnh. T trung tm ny c t
trong phng qun l ti tng 1 cng cc thit b ca cc h thng in nh khc.
4. Thi cng mng cp trong h thngTon b h thng ng lun cp ca h thng
truyn thanh c i ni trn trn bng kp ng. H thng c a vo s dng ngay sau
khi to nh c hon thin. Vic thi cng phi tun theo cc tiu chun, quy
chun hin hnh ca b xy dng v cc tiu chun nhanh. 4.1. Mng cp dn t t
trung tm n cc hp cp tng
H thng ny bao gm cc cp xon i trong thang cp, mng cp n cc hp cp
cc tng. Ton b h thng cp trn c u ni vo cc hp cp thng qua cc cu u dy
v phn phi tn hiu.
4.2. Mng cp dn t hp cp tng ti cc v tr lp t loa
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Cp dn n v tr lp t loa s dng cp xon c i trong ng nha PVC ni trn
trn bng kp ng, trong mng cp, m tng
5. Thit b s dng trong h thng- Thit b h thng hot ng n nh trong
nhiu nm lin tc v c tin cy cao. - Thit b h thng c nhit i ho, thch
nghi vi iu kin kh hu ti Vit Nam. - Thit b h thng c thit k, ng dng v
kim chng ti rt nhiu cng trnh ti Vit Nam. 5.1. Gii thiu h thng Truyn
thanh khn cp kt hp nhc nn, pht thanh s. H thng m thanh cng cng s
dng ti cng trnh tch hp y mi chc nng pht thanh khn cp v thng bo
chung, mixer v khuch i cng sut, thit lp v iu khin qua mng LAN trn
cng duy nht 1 thit b. Nh sn xut cam kt m bo sn phm ca mnh lun lun
tun th cc tiu chun an ton trong di tn, trong cc tnh hung khn cp nh
EN54-16 (hay cc tiu chun tng ng c ra cc nc m sn phm c s dng). H
thng m thanh cng cng c thit k ph hp vi nhng cng trnh c quy m va v
nh nh cc cao c, trung tm mua sm, trng hc, cu lc b th dc th thao v.v
N kt hp bn tin thng bo khn cp v di tn c ci sn trong b nh vi cc chc
nng gim st kim tra ng loa, tt c ch trn cng 1 thit b, do d dng lp t,
vn hnh. H thng thit k l h thng kim sot v x l m thanh k thut s, c th
thit lp cc thng s ca h thng trc tip trn mn hnh LCD trn mt trc thit
b hay cu hnh qua mng LAN giao thc TCP/IP bng 1 phn mm qun l h thng
m thanh ci t trn PC, d dng v linh hot trong s dng. c tnh c bn ca h
thng:
Ti a 4 u vo cho ng MIC/LINE. 2 u vo cho nhc nn BGM. Ti a ti 4
micro bo chy hoc bn gi micro t xa c th kt ni (Trong ti a l 2 micro
bo chy). Ti a ti 60 zone pht thanh v 30 nhm zone ty (Ti a 6 zone /
1 ampli).5
iu chnh mc m lng pht ra cho mi zone ngay ti thit b trung tm hoc
s dng thm chit p ngoi t ti v tr gn loa. iu chnh mc m lng u vo ca cc
thit b nhc nn, micro.
Kim sot v x l m thanh k thut s: B trn m thanh s y (DSP), tch hp
sn cc bn tin m thanh in t cht lng cao (C th ghi qua cc thit b a
phng tin v np vo h thng thng qua my tnh).
Cu hnh h thng 1 cch trc quan bng phn mm: Thit lp zone, thit lp
mc u tin, d tm li bng phn mm. Mn hnh LCD trn thit b hin th trng thi
hin thi v thit lp cu hnh ca h thng.
5.2. Cu hnh h thng a) mpli trung tm - L mpli tch hp y cc chc nng
ca c h thng PA bao gm: b trn, khuch i cng sut, u ni ng loa, x l m
thanh s - Mi mpli kt ni ti a c. - Thit lp h thng bng phn mm i km,
giao din n gin d s dng. - Ngun cung cp: 220-240 VAC hoc 28VDC. -
Cng sut ra: 240W. c tnh k thut Ngun cung cp Cng sut tiu th Cng sut
ra Di tn s p ng Mo T s S/N Chi tit m thanh vo / ra Giao din mng iu
khin u vo / 220 VAC, 50/60Hz 600W (Khi pht thanh vi cng sut ti a),
260W (theo EN60065) 240W 50 Hz 20kHz, 3dB (ti 1/3 cng sut ra) 85 dB
Tn s ly mu: 48kHz Chuyn i A/D D/A: 24 bit 10BASE-T / 100BASE-TX,
RJ-45 S dng cp STP CAT5 u vo: 8 (tip im kh)6
u ra Kt ni bo chy iu khin chit p Cp ngun khn cp Di nhit hot ng m
khng kh
u ra: 8 C C h thng chit p 3 dy & 4 dy Hot ng vi 20-40VDC/18A
-5C n +45C 5% n 95% RH
b) B inh tuyn 6 zone - L mpli m rng ca h thng m thanh, l b khuch
i cng sut, u ni ng loa, kt ni bo chy v.v - Ngun cung cp: 220-240
VAC hoc 28VDC. c tnh k thut Ngun cung cp Cng sut tiu th Di tn s p
ng Mo T s S/N iu khin u vo / u ra Kt ni bo chy iu khin chit p Cp
ngun khn cp Di nhit hot ng m khng kh c) Microphone bn - Ngun cung
cp: 24V DC (14-28 VDC). - Dng tiu th: < 100mA. - u ra: 0dB, 600
Ohm, cn bng. - p tuyn tn s: 100 - 20000Hz. - T s S/N:
>60dB.7
220 VAC, 50/60Hz 600W (Khi pht thanh vi cng sut ti a), 260W
(theo EN60065) 50 Hz 20kHz, 3dB (ti 1/3 cng sut ra) 85 dB u vo: 8
(tip im kh) u ra: 8 C C h thng chit p 3 dy & 4 dy Hot ng vi
20-40VDC/18A -5C n +45C 5% n 95% RH
- Phm chc nng: 30 phm. - Kt ni: RJ45 Connector, cp CAT5. - Tng
khong cach keo di dy ti a: 800m. - Kch thc: 190 (Rng) x 76.5 (Cao)
x 215 (Su) mm. d) B cp ngun khn cp - Cng sut 240W max - Dng sc 5A
max - Ngun ra 27.3 0.3V - Kt ni iu khin: RJ45 - Nhit vn hnh: 0C ~
+40C e) Chit p - Di cng sut vo: 0.5 30W. - Mc iu chnh m lng: 5 mc
(0dB, -6dB, -12dB, -18dB, OFF). - Kch thc: 70 (Rng) x 120 (Cao) x
55 (Su) mm (Bao gm mt che). f) u DVD u DVD c nhiu tnh nng
Progressive Scan, Precision Drive 3, Dynamic Tilt Compensation v m
thanh vm Dolby Digital Surround. Pht a DVD+RW/+R/+R DL/-RW/-R/-R DL
Progressive Scan 12bit/108MHz Video DAC
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Pht DVD-RW/-R/-R DL (ch VR khng c CPRM) Pht a 8cm DVD+RW/+R
DL/-RW(VR, Video)/-R(VR, Video) Pht a MP3(CD-R/RW, DVD+RW/+R/+R
DL/-RW/-R/-R DL) Pht a JPEG(CD-R/RW, DVD+RW/+R/+R DL/-RW/-R/-R DL,
Kodak) Cht lng hnh nh siu hng Precision Drive 3 / Custom Picture
Mode / Sharpness Control 5.3. My tnh ci t phn mm qun l h thng m
thanh: - Chip: Intel Core 2 Duo, 2.2GHz, 2MB L2 Cache. - B nh
trong: 1GB DDR2, BUS 800MHz - Chipset: Intel G31 Express. - cng:
250GB - quang: DVD +/- RW DL - Mn hnh: LCD 19 - Card mn hnh: 256MB
onboard, video chipset: Intel GMA 3100 - H iu hnh: Window XP Pro
SP2 5.4. Loa s dng trong h thng a) Loa gn trn 6W - Cng sut ng vo
trung bnh: 6W (100V), 3W (70V). - Tr khng trung bnh: 100V: 1.7k
(6W), 3.3 k (3W), 10 k (1W). - nhy: 90dB (1W, 1m).9
- p tuyn tn s: 100 - 18000Hz. - Kch thc: 168 +77(su)mm. - Trng
lng: 470 g. b) Loa nn gn tng 10W - Cng sut ng vo trung bnh: 10W. -
in p: 100V hoc 70V. - nhy: 112dB (1W, 1m) - p tuyn tn s: 280 -
12500Hz - Kch thc: 222 (Rng) x 179 (Cao) x 234 (Su) mm. - Trng lng:
1.3 kg. c) Loa hp gn tng - Cng sut: 6 W (100 V line), 3 W (70 V
line). - Tr khng: 100 V line: 1.7 k (6 W), 3.3 k (3 W), 10 k (1 W),
70 V line: 1.7 k (3 W), 3.3 k (1.5 W), 10 k (0.5 W). - nhy: 90 dB
(1 W, 1 m). - p ng tn s: 100 18,000Hz. A.1.2 H thng m thanh hi trng
sn khu . 1. Mc ch, c im h thng. H thng m thanh sn khu nhm mc ch t
chc cc bui hi hop, chuyn , cc bui biu din vn ho ngh thutH thng bao
gm : + H thng pht m chnh l h thng loa siu trm v h thng loa ton di,
ngoi ra h thng cn c kt ni vi cc loa ph tr nhm mc ch phn b u m thanh
v tng cht lng m thanh n tng v tr trn sn khu + Cc h thng loa biu din
c kt ni vi t cng sut m thanh v t iu khin m thanh. T cng sut m thanh
bao gm ch yu l cc b tng m, t iu khin10
m thanh gm 1 b trn tn hiu Venice 240 v cc b hiu chnh, y ton b
dng b hiu chnh k thut s ca Hn Quc. + Cc h thng micro c dy ND 267,
PC Desktop-18: t ti bc pht biu ca lnh o ly tn hiu t t iu khin m
thanh. + Ngoi ra cn c cc h thng micro khng dy cm tay RE2-N2 phc v
cho vic ca ht, biu din ngh thut.
B. H THNG CAMERA QUAN ST 1. Phm vi:Cung cp lp t hon chnh h thng
camera quan st k thut s cho to nh bao gm:
Thit b trung tm. H thng mng cp. H thng cc camera v ph kin.
2. Mc ch thit k- H thng cung cp cho thng trc, bo v ca to nh kh
nng gim st mt cch tng th thng xuyn lin tc cc khu vc trong to nh
thng xuyn c nhiu ngi qua li v cc khu vc cn quan st cht, gip cho h
nhanh chng pht hin cc s c nh chy, n, tm kim v kim tra li cc s kin
xy ra c quay v ghi li, lu tr trong h thng - m bo quan st c cc hot
ng ca cc khu vc nhy cm nh tng hm, snh thang my, cu thang thot him
cc tng - Vic lp t thit b m bo m quan cng trnh, khng gy tc ng kh chu
i vi mi ngi. - Hnh nh ca cc camera thu c, c ghi ln cng my tnh khi
cn c th xem li bt k thi gian no trc . Cc tn hiu c ghi trn cng c th
c sao lu li bng a CD, DVD hoc qua USB, mng LAN, Internet - H thng u
ghi hnh k thut s c th truy cp t xa bng my tnh thng qua mng LAN/WAN
quan st v iu khin h thng.
3. Phng an b tri Camera:H thng Camera c thit k quan st cc khu vc
nh sau:
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- Khu vc thang my khu lm vic b tr camera thn c nh kim sot vo ra,
khu vc hnh lang cc khu lm vic b tr camera Dome gn trc tip trn trn
gi.
- Khu vc snh thang my, thang b, hnh lang, khu vc chung trn cc
tng vn phng b tr mt camera Dome gn trc tip ln trn gi. B tr mt
camera dome quan st khu vc hnh lang dn ra thang thot him ngoi
nh.
4. Thi cng mng cp ca h thngCp tn hiu t cc camera c i trong ng ni
kp trn trn ti trc k thut ca to nh ti y cc cp tn hiu c i trn mng cp
v trung tm. Cp cp ngun cho camera cng c i trong ng lun dy ti trc k
thut, ti y s t ngun cp cho camera.
5. Thit b s dng trong h thngCamera s dng l cc camera mu thuc h
mu PAL, theo tiu chun OIRT. Camera c phn gii, nhy sng cao, c la chn
ph hp vi kh hu Vit Nam, c kim chng v s dng rng ri ti Vit Nam. 5.1.
Camera bn cu c nh loi gn trn (Fix dome): - Camera c thit k l mt loi
camera mu c phn gii cao, hnh bn cu, ph hp vi in p u vo thp, cho php
t ng s dng mt trong hai ngun in 12Vdc v 24Vac. - Camera bn cu c chc
nng iu chnh ng knh thay i m t 3.3-12 mm cung cp hnh nh sc nt trong
iu kin nh sng ti thiu. - Thm vo , ch c th c thit lp bng cch la chn
nt chuyn i trn phn thn ca camera. Nhng chuyn i ny bao gm b ngc sng
BLC, AGCEX, t ng cn bng trng AWB. c tnh c bn: + 1/3 IT CCD. + Khi
lng nh, nh gn. + Tch hp vi ng knh thay i m t ng 3.3-12.0mm.12
+ B mt khng b li vi lp bn trong mu en. + u vo in p c hai loi
12VDC/24VAC. + Bao gm c ni BNC v ni in p. c tnh k thut: H mu Khong
cch tiu c Sensor cm bin hnh nh Hiu ng u ra Video phn gii dng nhy
sng T l S/N ng b Tn s qut Cn bng trng Nhit hot ng iu kin lu kho in
p hot ng Cng sut tiu th Kch thc (Xp x) Khi lng (Xp x) 5.2. Camera
thn c nh: - Camera s dng l dng camera hng ngoi tch hp sn v che, chn
c thit k l tng cho s dng quan st ngy / m, ti nhng khu vc chu nhiu
tc ng ca mi trng, rt thch hp khi s dng ti khu vc tng hm, va m bo
quan st 24/24 va c mc chu ng IP cao (IP66), l gii php c gi thnh hp
l (vi ph kin chn , housing tch hp sn). - Cung cp n hng ngoi vi
khong cch chiu sng t 12-15m cho loi ng knh tiu c 3.0 9.0mm, camera
t ng chuyn ch quan st t ngy sang m vi sensor cm nhn sng cc nhy. IP
cao m bo kh nng chng nc, m cao, chng va p PAL 3.3 ~ 12.0 mm 1/3
IT-CCD 752 (ngang) x 494(dc) 1.0 Vp-p, 75 Ohm, BNC 540 TVL 1.4 lux
ti F1.4 50 dB Bn trong/Kha dng 15.750 kHz /59.94Hz AWB (T ng)
-10C+50C (50 dB (AGC OFF) 0.45 IP66 15.625 kHz (rng)/50.0Hz (rng)
1/50 giy (FL OFF) 1/120 giy (FL ON) ATW -10+50 (
