7/21/2019 Trial Record

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Start

Date

End

Date

Event Scre

w

Spee

d

rpm

Results Comments

3.8.15 3.8.15 Cold spread test 460

590

780

Filmed from inside furnace

4.8.15 Boiler started on nat Gas7.8.15 11.8.1

5

Boiler on nat gas na!le to "re on !iomass due to #$% pro!lem &o steam e'port

11.8.1

5

Boiler !urning !iomass #'porting steam

1(.8.1

5

%neumatic spreader trial start 450 )ump !rea*er tripping a!o+e 450 and unit running ,ot -rial a!andoned for t,e da

13.8.1

5

/nline Cleaning on site for "lming of

furnace

 -rial resumed feed rate increased

 -rial "lming continued at reduced

scre speed

900

350

)umps of !iomass o!ser+ed going into furnace and collecting at

$# side of furnace. )ump !rea*er tripped due to /2)

/perating temperature it,in design

14.8.1

5

/nline Cleaning on site trial resumed

1000

1(001450

600

Biomass disc,arging into furnace it, no issues lumps present

Biomass ,itting !ac* all of furnace at increased speeds a!o+e

Feed maintained

/2) issue recti"ed

15.8.1

5

17.8.1

5

%neumatic $preader !loc*age 450 nternal ap position sl ipped result ing in o!struction !loc*age Bloc*age cleared and ap position "'ed

17.8.1

5

18.8.1

5

 -rial resumed and unit o!ser+ed for

!loc*age

300 &o furt,er !loc*ages

18.8.1

5

(1.8.1

5

&ormal operation resumed and same

load as mec,anical spreaders

450 Biomass feeding it, no issues

(1.8.1

5

)ump !rea*er tested at ,ig,er scre

speeds

750

900

1050

&o furt,er issues it, lump !rea*er

(1.8.1

5

(4.8.1

5

ee*end operation 450 &o operational issues

(4.8.15

/nline cleaning on site09.45 furnace "lmed prior to trial.

10.35 furnace "lmed prior to trial

10.45 11.55 furnace "lmed for trial

14.15 furnace "lmed

450

450

1050

450

$ corner uidisation poor. ind!o' pressure increased from

615mm 650mm G

$lig,t uidisation impro+ement

ncreased scre speed

)umps o!ser+ed falling into centre of !ed

na!le to o!tain clear image of !ed

$cre returned to normal speed(5.8.1

5

:u!li' on site

;oles drilled on side of %neumatic

450 nternal surfaces of spreader clean. )umps of !iomass o!ser+ed

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spreader for endoscope insertion

(7.8.1

5

/nline cleaning on site

10.3011.00 furnace "lmed

14.3015.00 furnace "lmed

750

450

ind!o' 700mmG for (4 ,ours prior to trial

$pread pattern o!ser+ed lumps o!ser+ed

Concentrated on mec,anical spreader and good spreading

o!ser+ed

Biomass a+aila!ilit lo limiting

scre speed