introduction of new co2 cooling system · panasonic eco solutions commercial equipment systems...

27th of November, 2014

Introduction of New CO2 Cooling System

Panasonic Eco Solutions Commercial Equipment Systems Co., Ltd.

Yasuhiro Shibata

Panasonic Eco Solutions Commercial Equipment Systems Co.,Ltd. １

■ＡＧＥＮＤＡ


１．Actual record of current CO2 cooling system

２．Future development

Panasonic Eco Solutions Commercial Equipment Systems Co.,Ltd. ２

Actual record of current CO2 cooling system

２００５：Joining the project of Ministry of Economy, Trade and Industry（ＮＥＤＯ）

２００９：Starting proving test in Super Market

Period for baseline study

２０１０：Launch of Cooling System adopting CO2 refrigerant

Natural refrigerant type Cooling System adopting CO2 refrigerant

CU adopting natural refrigerant CO2 (R744)

１０HP OCU-CR1000VF

２HP OCU-CR200VLF

Japan first

※

（Maxvalu Express Rokugo-dote station shop）

２０１４：Expansion by Ministry of Environment project “Energy saving project by expansion of adopting natural refrigerant equipment with advanced technology”

※In 25th of May 2010

Panasonic Eco Solutions Commercial Equipment Systems Co.,Ltd. ３

FY2010 FY2011 FY2012 FY2013 FY2014

Supported by Ministry of Economy, Trade and Industry

１００

Number of stores adopting CO2 refrigerant system in Japan

Supported by Ministry of Environment

４５０

About 430 shops

■Actual record of current CO2 cooling system

(end of March 2015

estimate)

Panasonic Eco Solutions Commercial Equipment Systems Co.,Ltd. ４

■ Actual record of current CO2 cooling system

Japanese brands adapting CO2 refrigeration system

Supermarket ・ Department store ・ Convenience store

※社名ロゴはWEBサイトよりダウンロードし使用させていただいております。 ※２月までの導入予定ユーさー様を含みます。

http://wrs.search.yahoo.co.jp/_ylt=A3JvRWvb7WZUw2MARhmDTwx.;_ylu=X3oDMTFvYWNmdTZvBHBhdHQDcmljaARwb3MDMwRwcm9wA2lzZWFyY2gEcXADcWh2BHNjA0RSBHNlYwNzYwRzbGsDaW1n/SIG=16dme68ag/EXP=1416132507/**http:/image.search.yahoo.co.jp/search?rkf=2&ei=UTF-8&p=%E3%83%9F%E3%83%8B%E3%82%B9%E3%83%88%E3%83%83%E3%83%97+%E3%83%AD%E3%82%B4

http://wrs.search.yahoo.co.jp/_ylt=A2RA0meC7mZUplUAaD.DTwx.;_ylu=X3oDMTFvYWNmdTZvBHBhdHQDcmljaARwb3MDMwRwcm9wA2lzZWFyY2gEcXADcWh2BHNjA0RSBHNlYwNzYwRzbGsDaW1n/SIG=16sks563g/EXP=1416132674/**http:/image.search.yahoo.co.jp/search?rkf=2&ei=UTF-8&p=%E3%83%9E%E3%83%83%E3%82%AF%E3%82%B9%E3%83%90%E3%83%AA%E3%83%A5+%E3%83%AD%E3%82%B4

Panasonic Eco Solutions Commercial Equipment Systems Co.,Ltd.

５


Alfa midi Peta Barat shop （Supported by Ministry of Economy, Trade and Industry）

CO2 refrigeration system adopting owners in overseas

Alfa midi Kebagusan shop （Supported by Ministry of Environment）

Alfa midi Raden Sareh shop （Supported by Ministry of Environment）

Panasonic Eco Solutions Commercial Equipment Systems Co.,Ltd. ６


Recognition and advertisement history

●Awarding 2013 Energy saving GP

●Awarding 2014 electric technology incentive

award & Minister of Education, Culture, Sports, Science and technology incentive energy saving GP

Nikkei Business 6/27

Asahi shimbun 【Environment forum】ＰＲ about Non-Freon CU（10/2)

Gekiryu December

Food commerce November

Panasonic Eco Solutions Commercial Equipment Systems Co.,Ltd. １

■ＡＧＥＮＤＡ


１．Actual record of current CO2 cooling system

２．Future development


■Future development

Government subsidy for Natural Refrigerants in 2015 ●From Ministry of Environment ●From Ministry of Economy, Trade

and Industry

８

Requested budget 410 million JPY Requested budget：7.6 billion JPY

「先進技術を利用した省エネ型自然冷媒機器普及促進事業」

「省エネルギー型代替フロン等排出削減技術実証支援事業」


2nd generation Development of

９


CO2 Cooling System!

Smaller and lighter equipment

Utility & installation improvement

１

２

27th of November New product information released to

business journal

New developed system realized

Upgrading of variation ３


■2nd generation CO2 CU

９ 10

“Transfer pressure control type” CO2 Cooling System


6.0MPa （4～10MPa）

＜Yearly transfer pressure＞＜Yearly required refrigerant volume＞

11

２

R 744 p-h 線図 ( CO2 )

80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 400 420 440 460 480 500 520 540 560 580 600

(JSRAE)

比エンタルピー　　ｋJ/kg

圧力

　　

MP

a

R 744 p-h 線図 ( CO2 )

80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 400 420 440 460 480 500 520 540 560 580 600

(JSRAE)


圧力

　　

MP

a

R 744 p-h 線図 ( CO2 )

80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 400 420 440 460 480 500 520 540 560 580 600

(JSRAE)


圧力

　　

MP

a

ショーケース電動弁前圧力一定＝ 6MPa

外気温35℃以上2段膨張サイクル

外気温35～20℃2段膨張、スプリット併用サイクル

外気温20℃以下スプリットサイクル

図冷蔵条件での運転状態推移

電動弁① 弁開度小電磁弁③ 閉電磁弁④ 弁解度可変

電動弁① 弁開度中電磁弁③ 開電磁弁④ 弁解度可変

電動弁① 弁開度大電磁弁③ 開電磁弁④ 弁解度可変

R 744 p-h 線図 ( CO2 )

80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 400 420 440 460 480 500 520 540 560 580 600

(JSRAE)

比エンタルピー　　ｋ J/kg

圧力

　　

MP

a

R 744 p-h 線図 ( CO2 )

80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 400 420 440 460 480 500 520 540 560 580 600

(JSRAE)


圧力

　　

MP

a

R 744 p-h 線図 ( CO2 )

80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 400 420 440 460 480 500 520 540 560 580 600

(JSRAE)

比エンタルピー　　ｋ J/kg

圧力

　　

MP

a

ショーケース電動弁前圧力一定＝ 6MPa

外気温35℃以上2段膨張サイクル

外気温35～20℃2段膨張、スプリット併用サイクル

外気温20℃以下スプリットサイクル

図冷蔵条件での運転状態推移

電動弁① 弁開度小電磁弁③ 閉電磁弁④ 弁解度可変

電動弁① 弁開度中電磁弁③ 開電磁弁④ 弁解度可変

電動弁① 弁開度大電磁弁③ 開電磁弁④ 弁解度可変

①Stable showcase expansion valve control ②Don’t need to control refrigerant amount for all season ③Easy to determine suitable refrigerant volume

Control transfer pressure to keep constant level through a whole year. Yearly required refrigerant amount is also reduced dramatically.

Almost constant

New Present

5.1kg （40.5～35.4kg）

Reduced dramatically

New Present

Pressure of showcase motor valve keeps constant level

New！ Combination cycle of 2 step expansion cycle & spread cycle

■Transfer pressure control type CO2 Cooling System

Outer air over 35℃

2 step expansion cycle Outer air 35℃~20℃

2 step expansion cycle & spread cycle

Outer air less tan 20℃

Spread cycle


S=0

.6

S=0

.9

S=1

.1

S=1

.0

S=0

.7

S=0

.8

V=0.00

2

S=1

.4

S=1

.2

V=0

.001

5

S=1

.7

S=2

.0

S=1

.5

S=1

.3

S=1

.8

S=1

.6

V=0.004

S=1

.9

V=0.00

3

V=0.005

60℃

V=0.006

融解

曲線

S=0

.6

S=0

.9

20℃

S=1

.1

S=1

.0

S=0

.7V

=0.0

009

m3 /k

g

V=0

.001

S=0

.8

V=0.00

2

S=1

.4

S=1

.2

30℃

S=2

.1

80℃

100℃

10℃

V=0

.001

2

V=0

.001

5

S=1

.7

120℃70℃40℃

50℃

S=2

.0

S=1

.5

S=1

.3

160℃

140℃

S=1

.8

S=1

.6

V=0.004

S=1

.9

V=0.00

3

20℃

V=0

.000

9 m

3 /kg

30℃

10℃

V=0.008

20℃

S=2

.2

V=0.01

V=0.008

20℃

30℃

20℃

10℃10℃ V=0.015

20℃

S=2

.3

0℃

10℃

V=0.02

10℃

0℃

V=0.015

-10℃ -10℃

0℃

S=2.4

V=0.020℃

V=0.03

-20℃

S=2.4

-20℃ -20℃

S=2.4

-20℃

V=0.04

-20℃-20℃

S=2.5

-30℃ -30℃V=0.05

S=2.5

V=0.06

-40℃ -40℃

S=2.5

V=0.06

V=0.08

-50℃ -50℃V=0.10 S=

2.6

R 744 p-h 線図 ( CO2 )

80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 400 420 440 460 480 500 520 540 560 580 600

(JSRAE)


圧力

　　

MPa

0.51796

10.0

3.0

2.5

2.0

1.5

1.0

0.8

0.7

0.6

0.9

9.0

4.0

7.0

6.0

5.0

8.0

15.0

20.0

60℃ 80℃

100℃

120℃

40℃

20℃

0℃

-20℃

-40℃

-50℃

-40℃

-30℃

-20℃

-10℃

0℃

Split heat exchanger

Mid cooler

Show

case

From gas cooler To compressor inlet

CU

High pressure 9 MPa

Mid pressure 6 MPa

Low pressure １MPa

Outer pipe pressure less than8MPa !

Mid pressure 6 MPa

7L

1 MPa

6 MPa


Mid cooler

COP 1.00 （ET-40℃）

Refrigerant recovery tank is used for Mid cooler to reduce refrigerant pressure in outlet of gas cooler for liquefying.

Combination cycle of 2 step expansion cycle & spread cycle

12

S=0

.6

S=0

.9

S=1

.1

S=1

.0

S=0

.7

S=0

.8

V=0.00

2

S=1

.4

S=1

.2

V=0

.001

5

S=1

.7

S=2

.0

S=1

.5

S=1

.3

S=1

.8

S=1

.6

V=0.004

S=1

.9

V=0.00

3

V=0.005

60℃

V=0.006

融解

曲線

S=0

.6

S=0

.9

20℃

S=1

.1

S=1

.0

S=0

.7V

=0.0

009

m3 /k

g

V=0

.001

S=0

.8

V=0.00

2

S=1

.4

S=1

.2

30℃

S=2

.1

80℃

100℃

10℃

V=0

.001

2

V=0

.001

5

S=1

.7

120℃70℃40℃

50℃S=2

.0

S=1

.5

S=1

.3

160℃

140℃

S=1

.8

S=1

.6

V=0.004

S=1

.9

V=0.00

3

20℃

V=0

.000

9 m

3 /kg

30℃

10℃

V=0.008

20℃

S=2

.2

V=0.01

V=0.008

20℃

30℃

20℃

10℃10℃ V=0.015

20℃

S=2

.3

0℃

10℃

V=0.02

10℃

0℃

V=0.015

-10℃ -10℃

0℃

S=2.4

V=0.020℃

V=0.03

-20℃

S=2.4

-20℃ -20℃

S=2.4

-20℃

V=0.04

-20℃-20℃

S=2.5

-30℃ -30℃V=0.05

S=2.5

V=0.06

-40℃ -40℃

S=2.5

V=0.06

V=0.08

-50℃ -50℃V=0.10 S=

2.6

R 744 p-h 線図 ( CO2 )

80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 400 420 440 460 480 500 520 540 560 580 600

(JSRAE)


圧力

　　

MPa

0.51796

10.0

3.0

2.5

2.0

1.5

1.0

0.8

0.7

0.6

0.9

9.0

4.0

7.0

6.0

5.0

8.0

15.0

20.0

60℃ 80℃

100℃

120℃

40℃

20℃

0℃

-20℃

-40℃

-50℃

-40℃

-30℃

-20℃

-10℃

0℃

CU


Show

case

(w

ith in

tern

al

heat

exchanger)

From gas cooler To compressor inlet

Ｓ

Refrigerant recovery tank

Low pressure １MPa

High pressure 9 MPa

Split cycle

Max outer pipe pressure12MPa

High pressure 9 MPa

Ｓ

7L


1 MPa

9 MPa

COP 0.97 （ET-40℃）

Present

New！ Combination cycle of 2 step expansion cycle & spread cycle

New

■Transfer pressure control type CO2 Cooling System

Noise reduction

By single fan

1,790mm 890mm

1,9

38m

m

1,9

38m

m

２０HP・１５HP（OCU-CR2000/1500MVF）

Space saving design by body size change Lighter & smaller than same output R404A model！

Capacity 3.09m3

Weight 594kg

Capacity 2.05m3

Weight 480kg

※1 R-404A same output model weight 530kg ※2 Development target weight

※2

13

■Feature of transfer pressure control type CO2 Cooling System

Weight decrease

２０％

Capacity（size）

decrease

３４％

Transfer pressure control type New

Smaller & lighter １

Present ２０HP・１５HP

1,190mm 890mm

※1

２０HP ２０HP


（１）Reducing pipe weight & cost

Utility & installation improvement ２

※The case of using high-intensity copper pipe

■Comparing weight （8system for refrigerator, 3 system for freezer

現行新商品

(単位:kg)

１，０００

2，０００

Weight decrease

３０％

Cost decrease

１８％

Present model Transfer

pressure control type

（２）Easy installation by thinner pipe thickness ①Shortening the pipe soldering time

②Easier pipe bending

Present copper pipe

φ１５.８８

Pressure control type

copper pipe

φ１５.８８

２.０ｍｍ 1.1ｍｍ

（３）Easier control of suitable refrigerant volume ①Stable operation enables to omit rigid refrigerant volume estimation and control in commissioning. ②The system can omit the additional refrigerant recovery tank.

14

※The case of using high-intensity copper pipe


Panasonic Eco Solutions Commercial Equipment Systems Co.,Ltd. 15

２０HP １５HP

Capacity 1.53 m3

Weight 330 ｋｇ

Capacity：3.09 m3

Weight ：594 ｋｇ

Transfer pressure control type

Capacity decrease

３４％

Weight decrease

２０％

High transfer pressure type Present

２０HP １５HP

１０HP １０HP

２HP ２HP ※High transfer pressure type

Fre

Ref

Freezer

Refrigerator

Fre

Ref

ＮＥＷ

Freezer/Refrigerator multi-type (New)

Upgrading of variation ３

２Type

Adding variation Ref

Side flow type

April 2015 Start order receiving

Freezer

Refrigerator

Freezer

Freezer

Refrigerator


Panasonic Eco Solutions Commercial Equipment Systems Co.,Ltd. 16

Transfer pressure control type High pressure transfer type Present ＮＥＷ

■CO2 refrigerant showcase

Upgrading Showcase lineup

●9feet/12feet model ●Corner/Round type case ●Dual freezer showcase

New lineup

※May 2015 start order receiving



Presentation in Super Market Trade Show 2015

Pa

na

so

nic

B

oo

th

■Presentation place East 1 hall ■Space about 900㎡ ■Theme

ＳｕｐｅｒＥｖｏｌｕｔｉｏｎ

Booth image ※working concept only

■Our suggested solutions

Eco shop

Energy saving ＣＯ２ exhaust reducing

Efficient shop

Shop equipment management support

Sales area activation

Food trend Sales area staging

Safety & Security

Cold Chain Freshness managemt

Panasonic

Solutions

■Date Feb 10th (Tue)～12th (Thu) 10:00 - 17:00 ■Place Tokyo Big Sight East 1-6 hall (Ariake) ■Theme “SOU” NIPPON ■Organizer The New Supermarket Association of Japan

・・

17

introduction of new co2 cooling system · panasonic eco solutions commercial equipment systems...

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