Jim ne z-Rive ro , A., Ga rc a -Na va rro , J. G RUPO D E INV ESTIG - - PowerPoint PPT Presentation

▶
jim ne z rive ro a ga rc a na va rro j g rupo d e inv
SMART_READER_LITE
LIVE PREVIEW

Jim ne z-Rive ro , A., Ga rc a -Na va rro , J. G RUPO D E INV ESTIG - - PowerPoint PPT Presentation

Feb 17, 2023 451 likes •629 views

C h a ra c te riz a tio n o f re c y c le d g y p s u m Jim ne z-Rive ro , A., Ga rc a -Na va rro , J. G RUPO D E INV ESTIG A C I N SO STENIBILID A D EN LA C O NSTRUC C I N Y EN LA IND USTRIA Prof. Justo Ga rc a Na va rro, Dr.

slide-1
SLIDE 1

C h a ra c te riz a tio n o f re c y c le d g y p s u m

Jimé ne z-Rive ro , A., Ga rc ía -Na va rro , J. G RUPO D E INV ESTIG A C IÓ N SO STENIBILID A D EN LA C O NSTRUC C IÓ N Y EN LA IND USTRIA

4 th INTERNA TIO NA L C O NFERENC E o n Su sta in a b le So lid W a ste M a n a g e m e n t, Lim a sso l - C YPRUS 2 0 1 6

  • Prof. Justo Ga rc ía Na va rro, Dr. Arquite c to
slide-2
SLIDE 2

2 o f 15

4th I NT E RNAT I ONAL CONF E RE NCE

  • n Susta ina b le So lid Wa ste Ma na g e me nt, CYPRUS 2016

1. I NT RODUCT I ON 2. ME T HODOL OGY 3. RE SUL T S AND DI SCUSSI ON 4. CONCL USI ON

TA BLE O F C O NTENTS

slide-3
SLIDE 3

Introduc tion - Me tho do lo g y – Re sults a nd disc ussio n - Co nc lusio n 3 o f 15

4th I NT E RNAT I ONAL CONF E RE NCE

  • n Susta ina b le So lid Wa ste Ma na g e me nt, CYPRUS 2016

An e stima te d a mo unt o f 1.9 million tonne s o f po st-c o nsume r pla ste rb o a rd wa ste wa s

g e ne ra te d in the E

U-27 in 2013b, o f whic h o nly 6% wa s re c yc le d into pla ste rb o a rd. T he re fo re , the use o f re c yc le d g ypsum (RG) is still ve ry lo w in the E

  • U. F
  • r e xa mple , the we ig ht

pe rc e nta g e o f post- c onsume r

RG in a r e fe r e nc e pla ste rboa rd wa s re c e ntly e stima te d to be 1%.

Aro und 4/ 5a of g ypsum produc ts ma nufa c ture d in the E U is pla ste rboa rd.

a E

uro sta t, 2012

b E

uro sta t, 2012 a nd Gto G DA1 re po rt

C URRENT SITUA TIO N

slide-4
SLIDE 4

Introduc tion - Me tho do lo g y – Re sults a nd disc ussio n - Co nc lusio n 4 o f 15

4th I NT E RNAT I ONAL CONF E RE NCE

  • n Susta ina b le So lid Wa ste Ma na g e me nt, CYPRUS 2016

TO W A RDS A NEW A PPRO A C H

I n a c irc ula r e c o no my…

  • po st-c o nsume r wa ste is e ffe c tive ly

c o lle c te d, re c yc le d a nd use d to ma ke ne w pro duc ts;

  • virg in ra w ma te ria ls a re use d o nly

whe n se c o nda ry ra w ma te ria ls a re no t a va ila b le . T he wa ste c ha in ne e ds to b e upg ra de d in o rde r to ma ximize re c yc la b le g ypsum wa ste a nd e nsure q ua lity re c yc le d g ypsum.

slide-5
SLIDE 5

Introduc tion - Me tho do lo g y – Re sults a nd disc ussio n - Co nc lusio n 5 o f 15

4th I NT E RNAT I ONAL CONF E RE NCE

  • n Susta ina b le So lid Wa ste Ma na g e me nt, CYPRUS 2016

G to G PRO JEC T

L ife + Gto G Pro je c t E NV/ BE / 001039: “F ro m Pro duc tio n to Re c yc ling , a Circ ula r E c o no my fo r the E uro pe a n Gypsum I ndustry with the De mo litio n a nd Re c yc ling I ndustry”

slide-6
SLIDE 6

Introduc tion - Me tho do lo g y – Re sults a nd disc ussio n - Co nc lusio n 6 o f 15

4th I NT E RNAT I ONAL CONF E RE NCE

  • n Susta ina b le So lid Wa ste Ma na g e me nt, CYPRUS 2016

G TO G IM PLEM ENTA TIO N A C TIO NS

T he wo rks inc lude d pilo t pro je c ts in distinc t E uro pe a n lo c a tio ns: Be lg ium, F ra nc e , Ge rma ny, the Ne the rla nds a nd the Unite d K ing do m, in the sta g e s pa rt o f the de c o nstruc tio n-re c yc ling va lue c ha in. De c o nstruc tio n Re c yc ling Re c yc le d g ypsum re a dy to b e re inc o rpo ra te d into the pla ste rb o a rd ma nufa c turing pro c e ss wa s the n

  • b ta ine d.
slide-7
SLIDE 7

Introduc tion - Me tho do lo g y – Re sults a nd disc ussio n - Co nc lusio n 7 o f 15

4th I NT E RNAT I ONAL CONF E RE NCE

  • n Susta ina b le So lid Wa ste Ma na g e me nt, CYPRUS 2016

G TO G IM PLEM ENTA TIO N A C TIO NS

  • 21 g ypsum fe e dsto c k sa mple s we re te ste d.
  • Busine ss-a s-usua l fe e dsto c k (GYBAU) wa s c o mpa re d to re c yc le d

g ypsum fe e dsto c k (GYRG). GYBAU: Co nve ntio na l g ypsum a s c urre ntly use d in the E U ma nufa c turing pla nts: 4 sa mple s fro m pla nts using mine d g ypsum, 3 sa mple s fro m pla nts using F GD, 1 sa mple o f pre -c o nsume r re c yc le d g ypsum Sa mple s supplie d b y 5 g ypsum ma nufa c ture rs in BE , DE , F R (2), UK N=8 GYRG: 100% re c yc le d g ypsum fro m pre a nd po st-c o nsume r so urc e s Sa mple s supplie d b y 2 g ypsum re c yc le rs o pe ra ting in BE , F R, NL , UK N= 13

slide-8
SLIDE 8

Introduc tion - Me tho do lo g y – Re sults a nd disc ussio n - Co nc lusio n 8 o f 15

4th I NT E RNAT I ONAL CONF E RE NCE

  • n Susta ina b le So lid Wa ste Ma na g e me nt, CYPRUS 2016

M A IN O BJEC TIV E O F THIS STUDY

T

  • a na lyse re le va nt pa ra me te rs tha t

c ha ra c te rize g ypsum a s a ra w ma te ria l (b usine ss-a s-usua l (BAU)

g ypsum fe e dsto c k a nd re c yc le d g ypsum (RG) fe e dsto c k). T he sa mple s we re c o lle c te d b y L OE MCO (Offic ia l L a b o ra to ry fo r T e sting Ma te ria ls o f Co nstruc tio n, third pa rty la b o ra to ry, pa rtne r o f the Gto G pro je c t) during the Gto G pro je c t, b e twe e n F e b rua ry 2014 a nd Ja nua ry 2015.

slide-9
SLIDE 9

9 o f 15

I ntro duc tio n - Me thodolog y – Re sults a nd disc ussio n - Co nc lusio n 4th I NT E RNAT I ONAL CONF E RE NCE

  • n Susta ina b le So lid Wa ste Ma na g e me nt, CYPRUS 2016

M ETHO DO LO G Y

Gypsum a s fe e dstoc k: re c yc le d g ypsum qua lity c rite ria

T he e xpe rime nta l me tho ds b a se d o n fo ur E uro pe a n do c ume nts:

  • T

he I nstruc tio n She e t VGB-M 701: fre e mo isture , purity, sa lts a nd pH;

  • T

he E uro pe a n Sta nda rd E N 933-1: pa rtic le size re sults;

  • E

N 13137: to ta l o rg a nic c a rb o n (T OC);

  • E

N I SO 11885: to xic o lo g ic a l pa ra me te rs;

  • Ra dio a c tivity inde x a c c o rding to the RP 112

do c ume nt (E C);

  • Asb e sto s c o nte nt a c c o rding to the Rie tve ld

me tho d .

slide-10
SLIDE 10

10 o f 15

I ntro duc tio n - Me tho do lo g y – Re sults a nd disc ussion - Co nc lusio n 4th I NT E RNAT I ONAL CONF E RE NCE

  • n Susta ina b le So lid Wa ste Ma na g e me nt, CYPRUS 2016

RESULTS

PART ICL E SIZE

GYBAU a nd GYRG ha d simila r ma ximum size . Ho we ve r, the de via tio n wa s hig he r fo r the c a se o f GYBAU. No te : Va ria tio ns in the pa rtic le size distrib utio n o f fe e dsto c k ma y a ffe c t the c a lc ina tio n ra te . T hus, the pa rtic le size o f RG sho uld b e in line with the c o nve ntio na l fe e dsto c k use d b y the ma nufa c ture r.

Pa ra me te r Unit GtoG proje c t g uide line s Ma ximum size

mm 15.00

F re e moisture

% w/ w <10

Purity

% w/ w >80

T

  • ta l org a nic c a rbon

% w/ w <1.5

Ma g ne sium sa lts

% w/ w <0.1

Sodium sa lts

% w/ w <0.06

Pota ssium sa lts

% w/ w <0.05

Soluble c hloride

% w/ w <0.02

pH

  • 6-9
slide-11
SLIDE 11

11 o f 15

I ntro duc tio n - Me tho do lo g y – Re sults a nd disc ussion - Co nc lusio n 4th I NT E RNAT I ONAL CONF E RE NCE

  • n Susta ina b le So lid Wa ste Ma na g e me nt, CYPRUS 2016

RESULTS

F RE E MOIST URE

T he a ve ra g e fre e mo isture

  • b ta ine d fo r GYRG is 6.91%

w/ w. T he va lue wa s a b o ve the thre sho ld (10 % w/ w) in 3 o f the 13 GYRG sa mple s. No te : Re inc o rpo ra tio n o f RG with hig h fre e mo isture c o nte nt ma y invo lve a dditio na l e ne rg y use a nd c o st. As a c o nse q ue nc e , the E uro g ypsum Re c yc ling Wo rking Gro up re c o mme nds to limit fre e mo isture o f RG to 5%.

Pa ra me te r Unit GtoG proje c t g uide line s Ma ximum size

mm 15.00

F re e moisture

% w/ w <10

Purity

% w/ w >80

T

  • ta l org a nic c a rbon

% w/ w <1.5

Ma g ne sium sa lts

% w/ w <0.1

Sodium sa lts

% w/ w <0.06

Pota ssium sa lts

% w/ w <0.05

Soluble c hloride

% w/ w <0.02

pH

  • 6-9
slide-12
SLIDE 12

12 o f 15

I ntro duc tio n - Me tho do lo g y – Re sults a nd disc ussion - Co nc lusio n 4th I NT E RNAT I ONAL CONF E RE NCE

  • n Susta ina b le So lid Wa ste Ma na g e me nt, CYPRUS 2016

RESULTS

PURIT Y

T he a ve ra g e purity o f GYBAU wa s 4.37 % w/ w hig he r c o mpa re d to GYRG. I n a ll c a se s >80% w/ w. No te : Purity a ffe c ts the e ne rg y use o f the c a lc ina tio n sta g e during the ma nufa c turing pro c e ss, due to the c o nte nt o f c he mic a lly b o und wa te r. T he E uro g ypsum Re c yc ling Wo rking Gro up re c o mme nds a va lue o f a t le a st 85% .

Pa ra me te r Unit GtoG proje c t g uide line s Ma ximum size

mm 15.00

F re e moisture

% w/ w <10

Purity

% w/ w >80

T

  • ta l org a nic c a rbon

% w/ w <1.5

Ma g ne sium sa lts

% w/ w <0.1

Sodium sa lts

% w/ w <0.06

Pota ssium sa lts

% w/ w <0.05

Soluble c hloride

% w/ w <0.02

pH

  • 6-9
slide-13
SLIDE 13

13 o f 15

I ntro duc tio n - Me tho do lo g y – Re sults a nd disc ussion - Co nc lusio n 4th I NT E RNAT I ONAL CONF E RE NCE

  • n Susta ina b le So lid Wa ste Ma na g e me nt, CYPRUS 2016

RESULTS

T OT ALORGANIC CARBON

I n this study, o ne o f the GYRG sa mple s e xc e e de d the T OC thre sho ld in the Gto G g uide line s o n RG q ua lity c rite ria *. No te : Hig h T OC va lue s a ffe c t the fluidity o f the slurry a nd inc re a se s the e xc e ss o f wa te r de ma nd. T he re sidua l pa pe r sho uld the re fo re b e ke pt a t the minimum po ssib le le ve l. T he E uro g ypsum Re c yc ling Wo rking Gro up re c o mme nds T OC b e lo w 1.0% w/ w.

Pa ra me te r Unit GtoG proje c t g uide line s Ma ximum size

mm 15.00

F re e moisture

% w/ w <10

Purity

% w/ w >80

T

  • ta l org a nic c a rbon

% w/ w <1.5

Ma g ne sium sa lts

% w/ w <0.1

Sodium sa lts

% w/ w <0.06

Pota ssium sa lts

% w/ w <0.05

Soluble c hloride

% w/ w <0.02

pH

  • 6-9

*wa s a ttrib ute d to the na ture o f the sa mple , a s it turn o ut tha t RG-01 c o rre spo nde d to o nly pre -c o nsume r RG

slide-14
SLIDE 14

14 o f 15

I ntro duc tio n - Me tho do lo g y – Re sults a nd disc ussion - Co nc lusio n 4th I NT E RNAT I ONAL CONF E RE NCE

  • n Susta ina b le So lid Wa ste Ma na g e me nt, CYPRUS 2016

RESULTS

WAT E R SOL UBL E SAL T S AND PH

T he o nly sa mple tha t pre se nte d a hig h T OC c o nte nt a lso sho we d a hig h so dium (0.066% w/ w) a nd c hlo ride (0.124% w/ w) c o nte nt. On the

  • the r ha nd, the pH va lue

c o mplie d in a ll c a se s. No te : T he pre se nc e o f so lub le sa lts a ffe c ts the pa pe r b o nding in pla ste rb o a rd pro duc tio n.

Pa ra me te r Unit GtoG proje c t g uide line s Ma ximum size

mm 15.00

F re e moisture

% w/ w <10

Purity

% w/ w >80

T

  • ta l org a nic c a rbon

% w/ w <1.5

Ma g ne sium sa lts

% w/ w <0.1

Sodium sa lts

% w/ w <0.06

Pota ssium sa lts

% w/ w <0.05

Soluble c hloride

% w/ w <0.02

pH

  • 6-9
slide-15
SLIDE 15

15 o f 15

I ntro duc tio n - Me tho do lo g y – Re sults a nd disc ussion - Co nc lusio n 4th I NT E RNAT I ONAL CONF E RE NCE

  • n Susta ina b le So lid Wa ste Ma na g e me nt, CYPRUS 2016

RESULTS

T OXICOL OGICALPARAME T E RS

Surprising ly, o nly 88% o f GYBAU a nd 77% o f GYRG sa mple s c o mplie d with the Gto G g uide line s. T hre e sa mple s e xc e e de d the nic ke l c o nte nt. Ana lysis wa s re pe a te d b y a third pa rty la b o ra to ry. Disc re pa nc y b e twe e n the re sults sug g e sts tha t furthe r inve stig a tio n is ne e de d o n the pro c e dure s a nd te sting me tho ds fo r tra c e e le me nts .

Pa ra me te r Unit Gto G pro je c t g uid e line s As mg / kg <4.0 Be mg / kg <0.7 Pb mg / kg <22.0 Cd mg / kg <0.5 Cr mg / kg <25.0 Co mg / kg <4.0 Cu mg / kg <14.0 Mn mg / kg <200.0 Ni mg / kg <13.0 Hg mg / kg <1.3 Se mg / kg <16.0 T e mg / kg <0.3 T l mg / kg <0.4 V mg / kg <26.0 Zn mg / kg <50.0 Asb e sto s ye s/ no no R inde x < 0.5 < 0.5

slide-16
SLIDE 16

16 o f 15

I ntro duc tio n - Me tho do lo g y – Re sults a nd disc ussio n - Conc lusion 4th I NT E RNAT I ONAL CONF E RE NCE

  • n Susta ina b le So lid Wa ste Ma na g e me nt, CYPRUS 2016

T he pre se nt wo rk ha s a na lyse d d a ta fro m te sting g ypsum fe e dsto c k (b usine ss-a s-usua l, BAU a nd re c yc le d g ypsum, RG).

C O NC LUSIO N

 I

n o rde r to

  • b ta in q ua lity re c yc le d

g ypsum, mo st o f the se pa ra me te rs c a n b e typic a lly ma na g e d b y the de c o nstruc tio n- re c yc ling va lue c ha in (e .g . fre e mo isture , to ta l o rg a nic c a rb o n), b y a pplying e ffe c tive d e c o nstruc tio n pro c e sse s (i.e . disma ntling , se pa ra te c o lle c tio n), a nd a de q ua te re c yc ling pro c e d ure s a nd e q uipme nt.

 T

he pro c e dure s a nd te sting me tho ds fo r tra c e e le me nts must b e furthe r inve stig a te d in o rde r to a c hie ve ha rmo nize d c rite ria .

 I

n a ny c a se , te c hnic a l pa ra me te rs sho uld b e a da pte d to the ne e ds o f e a c h pla nt (spe c ific ma nufa c ture rs’ re q uire me nts) a nd va lue s sho uld b e pe rio dic a lly mo nito re d.

slide-17
SLIDE 17

http:/ / gypsumtogypsum.or g/